diff --git a/src/_base/docker/image/console/root/lib/sidekick.sh b/src/_base/docker/image/console/root/lib/sidekick.sh
index e26970fcc..f4c1ee7da 100644
--- a/src/_base/docker/image/console/root/lib/sidekick.sh
+++ b/src/_base/docker/image/console/root/lib/sidekick.sh
@@ -13,38 +13,58 @@ TASKS="/lib/task"
 
 task()
 {
-    local task_file="${TASKS}/${1//:/\/}.sh"
-    local task_name="task_${1//:/_}"
+    local TASK_FILE="${TASKS}/${1//:/\/}.sh"
+    local TASK_NAME="task_${1//:/_}"
 
     # shellcheck source=/dev/null
-    declare -F "$task_name" &>/dev/null || source "$task_file"
+    declare -F "${TASK_NAME}" &>/dev/null || source "${TASK_FILE}"
 
     shift
 
-    $task_name "$@"
+    "${TASK_NAME}" "$@"
 }
 
 prompt()
 {
     if [ "${RUN_CWD}" != "$(pwd)" ]; then
         RUN_CWD="$(pwd)"
-        echo -e "\\033[1m[\\033[0mdocker(console):$(pwd)\\033[1m]:\\033[0m"
+        echo -e "\\033[1m[\\033[0mdocker(console):$(pwd)\\033[1m]:\\033[0m" >&2
     fi
 }
 
 run()
 {
-    local COMMAND="$*"
+    local -r COMMAND_DEPRECATED="$*"
+    local -r COMMAND=("$@")
+    local DEPRECATED_MODE=no
+
+    if [[ "${COMMAND[0]}" = *" "* ]]; then
+        # echo "deprecated: support for passing multiple arguments in the following line will be removed in a future version" >&2
+        # echo "run '${COMMAND_DEPRECATED[*]}'" >&2
+        # echo "a future major version will only support:" >&2
+        # echo "run ${COMMAND_DEPRECATED[*]}" >&2
+        # echo >&2
+        DEPRECATED_MODE=yes
+    fi
+
     if [ "$VERBOSE" = "no" ]; then
-        prompt
 
-        echo "  > ${COMMAND[*]}"
-        setCommandIndicator "$INDICATOR_RUNNING"
+        prompt
+        if [ "${DEPRECATED_MODE}" = "yes" ]; then
+            echo "  > ${COMMAND_DEPRECATED[*]}" >&2
+            setCommandIndicator "${INDICATOR_RUNNING}"
+            bash -c "${COMMAND_DEPRECATED[@]}" > /tmp/my127ws-stdout.txt 2> /tmp/my127ws-stderr.txt
+        else
+            echo "  >$(printf ' %q' "${COMMAND[@]}")" >&2
+            setCommandIndicator "${INDICATOR_RUNNING}"
+            "${COMMAND[@]}" > /tmp/my127ws-stdout.txt 2> /tmp/my127ws-stderr.txt
+        fi
 
-        if ! bash -c "${COMMAND[@]}" > /tmp/my127ws-stdout.txt 2> /tmp/my127ws-stderr.txt; then
-            setCommandIndicator "$INDICATOR_ERROR"
+        # shellcheck disable=SC2181
+        if [ "$?" -gt 0 ]; then
+            setCommandIndicator "${INDICATOR_ERROR}"
 
-            if [ "$APP_BUILD" = "static" ]; then
+            if [ "${APP_BUILD}" = "static" ]; then
               echo "Command failed. stdout:"
               cat /tmp/my127ws-stdout.txt
               echo
@@ -62,8 +82,10 @@ run()
 
             exit 1
         else
-            setCommandIndicator "$INDICATOR_SUCCESS"
+            setCommandIndicator "${INDICATOR_SUCCESS}"
         fi
+    elif [ "${DEPRECATED_MODE}" = "yes" ]; then
+        passthru "${COMMAND_DEPRECATED[@]}"
     else
         passthru "${COMMAND[@]}"
     fi
@@ -71,20 +93,39 @@ run()
 
 passthru()
 {
-    prompt
+    local -r COMMAND_DEPRECATED="$*"
+    local -r COMMAND=("$@")
+    local DEPRECATED_MODE=no
+
+    if [[ "${COMMAND[0]}" = *" "* ]]; then
+        # echo "deprecated: support for passing multiple arguments in the following line will be removed in a future version" >&2
+        # echo "passthru '${COMMAND_DEPRECATED[*]}'" >&2
+        # echo "a future major version will only support:" >&2
+        # echo "passthru ${COMMAND_DEPRECATED[*]}" >&2
+        # echo >&2
+        DEPRECATED_MODE=yes
+    fi
 
-    echo -e "\\033[${INDICATOR_PASSTHRU}■\\033[0m > $*"
+    prompt
 
-    if ! bash -c "$@"; then
-        exit 1
+    if [ "${DEPRECATED_MODE}" = "yes" ]; then
+        echo -e "\\033[${INDICATOR_PASSTHRU}■\\033[0m > $*" >&2
+        if ! bash -e -c "${COMMAND_DEPRECATED[@]}"; then
+            exit 1
+        fi
+    else
+        echo -e "\\033[${INDICATOR_PASSTHRU}■\\033[0m >$(printf ' %q' "${COMMAND[@]}")" >&2
+        if ! "${COMMAND[@]}"; then
+            exit 1
+        fi
     fi
 }
 
 setCommandIndicator()
 {
-    echo -ne "\\033[1A";
-    echo -ne "\\033[$1"
-    echo -n "■"
-    echo -ne "\\033[0m"
-    echo -ne "\\033[1E";
+    echo -ne "\\033[1A" >&2 
+    echo -ne "\\033[$1" >&2
+    echo -n "■" >&2
+    echo -ne "\\033[0m" >&2
+    echo -ne "\\033[1E" >&2
 }
diff --git a/src/_base/docker/image/console/root/lib/task/assets/apply.sh b/src/_base/docker/image/console/root/lib/task/assets/apply.sh
index 09f55f8bc..d22e65b10 100644
--- a/src/_base/docker/image/console/root/lib/task/assets/apply.sh
+++ b/src/_base/docker/image/console/root/lib/task/assets/apply.sh
@@ -25,12 +25,12 @@ function task_assets_apply()
         if [ -f "$DATABASE_FILE" ]; then
             passthru "pv --force $DATABASE_FILE | zcat - | $IMPORT_COMMAND"
         else
-            task "install"
+            task install
         fi
     fi
 
     for file in "/app/${ASSETS_DIR}/"*.files.{tgz,tar.gz}; do
         [ -f "$file" ] || continue
-        run "tar -xvf ${file} -C /app"
+        run tar -xvf "${file}" -C /app
     done
 }
diff --git a/src/_base/docker/image/console/root/lib/task/assets/dump.sh b/src/_base/docker/image/console/root/lib/task/assets/dump.sh
index d6a78d910..0bb835b31 100644
--- a/src/_base/docker/image/console/root/lib/task/assets/dump.sh
+++ b/src/_base/docker/image/console/root/lib/task/assets/dump.sh
@@ -5,13 +5,13 @@ function task_assets_dump()
     local ASSETS_DIR="${ASSETS_DIR:-tools/assets/development}"
 
     if [ ! -d "/app/${ASSETS_DIR}" ]; then
-        run "mkdir -p /app/${ASSETS_DIR}"
+        run mkdir -p "/app/${ASSETS_DIR}"
     fi
 
     if [ "${DB_PLATFORM}" == "mysql" ]; then
-        run "mysqldump -h ${DB_HOST} -u ${DB_USER} -p${DB_PASS} ${DB_NAME} | gzip > /app/${ASSETS_DIR}/${DB_NAME}.sql.gz"
+        run "mysqldump -h '${DB_HOST}' -u '${DB_USER}' '-p${DB_PASS}' '${DB_NAME}' | gzip > '/app/${ASSETS_DIR}/${DB_NAME}.sql.gz'"
     elif [ "${DB_PLATFORM}"  == "postgres" ]; then
-        run "PGPASSWORD=$DB_PASS pg_dump -h ${DB_HOST} -U ${DB_USER} ${DB_NAME} | gzip > /app/${ASSETS_DIR}/${DB_NAME}.sql.gz"
+        PGPASSWORD="$DB_PASS" run "pg_dump -h '${DB_HOST}' -U '${DB_USER}' '${DB_NAME}' | gzip > '/app/${ASSETS_DIR}/${DB_NAME}.sql.gz'"
     elif [ -n "${DB_PLATFORM}" ]; then
         (>&2 echo "invalid database type")
         exit 1
diff --git a/src/_base/docker/image/console/root/lib/task/build.sh b/src/_base/docker/image/console/root/lib/task/build.sh
index 73b09622c..c49bf57e7 100644
--- a/src/_base/docker/image/console/root/lib/task/build.sh
+++ b/src/_base/docker/image/console/root/lib/task/build.sh
@@ -3,11 +3,11 @@
 function task_build()
 {
     if [ ! -f /app/composer.json ]; then
-        task "skeleton:apply"
+        task skeleton:apply
     fi
 
-    task "overlay:apply"
+    task overlay:apply
     
-    task "build:backend"
-    task "build:frontend"
+    task build:backend
+    task build:frontend
 }
diff --git a/src/_base/docker/image/console/root/lib/task/composer/install.sh b/src/_base/docker/image/console/root/lib/task/composer/install.sh
index 119ad13aa..650c98315 100644
--- a/src/_base/docker/image/console/root/lib/task/composer/install.sh
+++ b/src/_base/docker/image/console/root/lib/task/composer/install.sh
@@ -2,5 +2,5 @@
 
 function task_composer_install()
 {
-    passthru "composer install --no-interaction"
+    passthru composer install --no-interaction
 }
diff --git a/src/_base/docker/image/console/root/lib/task/init.sh.twig b/src/_base/docker/image/console/root/lib/task/init.sh.twig
index 75d4642cd..58e04a562 100644
--- a/src/_base/docker/image/console/root/lib/task/init.sh.twig
+++ b/src/_base/docker/image/console/root/lib/task/init.sh.twig
@@ -2,17 +2,17 @@
 
 function task_init()
 {
-    task "database:available"
+    task database:available
 
     if ! db_hasSchema; then
 
-        task "assets:apply"
+        task assets:apply
 
         {% for step in @('backend.init.steps') -%}
         {{ step|raw }}
         {% endfor %}
 
-        task "welcome"
+        task welcome
 
     fi
 }
diff --git a/src/_base/docker/image/console/root/lib/task/install.sh.twig b/src/_base/docker/image/console/root/lib/task/install.sh.twig
index 4389d6195..07717612f 100644
--- a/src/_base/docker/image/console/root/lib/task/install.sh.twig
+++ b/src/_base/docker/image/console/root/lib/task/install.sh.twig
@@ -2,7 +2,7 @@
 
 function task_install()
 {
-    task "database:available"
+    task database:available
 
     {% for step in @('backend.install.steps') -%}
     {{ step|raw }}
diff --git a/src/_base/docker/image/console/root/lib/task/migrate.sh.twig b/src/_base/docker/image/console/root/lib/task/migrate.sh.twig
index a778b3e42..863a1ad40 100644
--- a/src/_base/docker/image/console/root/lib/task/migrate.sh.twig
+++ b/src/_base/docker/image/console/root/lib/task/migrate.sh.twig
@@ -2,7 +2,7 @@
 
 function task_migrate()
 {
-    task "database:available"
+    task database:available
 
     {% for step in @('backend.migrate.steps') -%}
     {{ step|raw }}
diff --git a/src/_base/docker/image/console/root/lib/task/overlay/apply.sh b/src/_base/docker/image/console/root/lib/task/overlay/apply.sh
index 8dc363891..33fec2d1c 100644
--- a/src/_base/docker/image/console/root/lib/task/overlay/apply.sh
+++ b/src/_base/docker/image/console/root/lib/task/overlay/apply.sh
@@ -2,5 +2,5 @@
 
 function task_overlay_apply()
 {
-    run "rsync --exclude='*.twig' --exclude='_twig' -a /home/build/application/overlay/ /app/"
+    run rsync --exclude='*.twig' --exclude='_twig' -a /home/build/application/overlay/ /app/
 }
diff --git a/src/_base/docker/image/console/root/lib/task/rabbitmq/vhosts.sh.twig b/src/_base/docker/image/console/root/lib/task/rabbitmq/vhosts.sh.twig
index e329c6de9..94b9fa4fa 100644
--- a/src/_base/docker/image/console/root/lib/task/rabbitmq/vhosts.sh.twig
+++ b/src/_base/docker/image/console/root/lib/task/rabbitmq/vhosts.sh.twig
@@ -6,7 +6,7 @@ function task_rabbitmq_vhosts() {
    :
 {% else %}
     local rabbitmq_api_url="http://$RABBITMQ_HOST:$RABBITMQ_API_PORT/api"
-    task "http:wait" "$rabbitmq_api_url/index.html"
+    task http:wait "$rabbitmq_api_url/index.html"
 
 {% for vhost in @('rabbitmq.vhosts') %}
     curl -f -I -s -u "$RABBITMQ_USER:$RABBITMQ_PASSWORD" -X PUT "$rabbitmq_api_url/vhosts/{{ vhost }}"
diff --git a/src/_base/docker/image/console/root/lib/task/skeleton/apply.sh b/src/_base/docker/image/console/root/lib/task/skeleton/apply.sh
index c256f9ee4..700ab0646 100644
--- a/src/_base/docker/image/console/root/lib/task/skeleton/apply.sh
+++ b/src/_base/docker/image/console/root/lib/task/skeleton/apply.sh
@@ -2,5 +2,5 @@
 
 function task_skeleton_apply()
 {
-    run "rsync --exclude='*.twig' --exclude='_twig' -a /home/build/application/skeleton/ /app/"
+    run rsync --exclude='*.twig' --exclude='_twig' -a /home/build/application/skeleton/ /app/
 }
diff --git a/src/_base/docker/image/console/root/lib/task/state.sh b/src/_base/docker/image/console/root/lib/task/state.sh
index bdd6b6874..c0e00419c 100644
--- a/src/_base/docker/image/console/root/lib/task/state.sh
+++ b/src/_base/docker/image/console/root/lib/task/state.sh
@@ -2,7 +2,7 @@
 
 function task_state()
 {
-    task "database:available"
+    task database:available
 
     echo "Ready!"
 }
diff --git a/src/_base/harness/attributes/common.yml b/src/_base/harness/attributes/common.yml
index 5da795fb3..703f34124 100644
--- a/src/_base/harness/attributes/common.yml
+++ b/src/_base/harness/attributes/common.yml
@@ -102,7 +102,7 @@ attributes.default:
     build:
       when: -f "composer.json"
       steps:
-        - task "composer:install"
+        - task composer:install
     install:
       steps: []
     init:
@@ -123,18 +123,18 @@ attributes.default:
       steps:
         - |
           if [ "$APP_BUILD" == "static" ] && [ -f package-lock.json ]; then
-            run "npm clean-install"
+            run npm clean-install
           else
-            run "npm install"
+            run npm install
           fi
         - |
           if [ "$(jq ".scripts.build != null" < package.json)" != "false" ]; then
-            run "npm run build"
+            run npm run build
           fi
         - |
           if [ "$APP_BUILD" == "static" ]; then
-            run "rm -rf node_modules/"
-            run "npm cache clean --force"
+            run rm -rf node_modules/
+            run npm cache clean --force
           fi
 
   git:
diff --git a/src/_base/harness/config/commands.yml b/src/_base/harness/config/commands.yml
index 07f276164..7130c6be1 100644
--- a/src/_base/harness/config/commands.yml
+++ b/src/_base/harness/config/commands.yml
@@ -92,7 +92,7 @@ command('db console'):
     COMPOSE_PROJECT_NAME: = @('namespace')
   exec: |
     #!bash(workspace:/)|@
-    passthru "docker-compose exec console bash -c 'mysql -h\"\$DB_HOST\" -u\"\$DB_USER\" -p\"\$DB_PASS\" \"\$DB_NAME\"'"
+    passthru docker-compose exec console mysql --host "${DB_HOST}" --user "${DB_USER}" "-p${DB_PASS}" "${DB_NAME}"
 
 command('assets download'):
   env:
@@ -100,7 +100,7 @@ command('assets download'):
     AWS_KEY: =@('aws.key')
   exec: |
     #!bash(workspace:/)|@
-    passthru ws.aws s3 sync @('assets.remote') @('assets.local')
+    passthru ws.aws s3 sync '@('assets.remote')' '@('assets.local')'
 
 command('assets upload'):
   env:
@@ -108,7 +108,7 @@ command('assets upload'):
     AWS_KEY: =@('aws.key')
   exec: |
     #!bash(workspace:/)|@
-    passthru ws.aws s3 sync @('assets.local') @('assets.remote')
+    passthru ws.aws s3 sync '@('assets.local')' '@('assets.remote')'
 
 command('feature docker-sync (on|off)'):
   env:
@@ -135,28 +135,28 @@ command('frontend build'):
     COMPOSE_PROJECT_NAME: = @('namespace')
   exec: |
     #!bash(workspace:/)|@
-    passthru "docker-compose exec -u build console bash -i -c 'app build:frontend'"
+    passthru docker-compose exec -u build console app build:frontend
 
 command('frontend watch'):
   env:
     COMPOSE_PROJECT_NAME: = @('namespace')
   exec: |
     #!bash(workspace:/)|@
-    passthru "docker-compose exec -u build console bash -i -c 'cd @('frontend.path'); @('frontend.watch')'"
+    passthru docker-compose exec -u build --workdir '@('frontend.path')' console @('frontend.watch')
 
 command('frontend console'):
   env:
     COMPOSE_PROJECT_NAME: = @('namespace')
   exec: |
     #!bash(workspace:/)|@
-    passthru "docker-compose exec -u build console bash -i -c 'cd @('frontend.path'); bash'"
+    passthru docker-compose exec -u build console  --workdir '@('frontend.path')' bash
 
 command('port <service>'):
   env:
     COMPOSE_PROJECT_NAME: = @('namespace')
   exec: |
     #!bash(workspace:/)|=
-    passthru docker port $(docker-compose ps -q ={input.argument('service')})
+    passthru docker port "$(docker-compose ps -q ={input.argument('service')})"
 
 command('service php-fpm restart'):
   env:
@@ -164,8 +164,8 @@ command('service php-fpm restart'):
   exec: |
     #!bash(workspace:/)|@
     passthru ws install --step=prepare
-    passthru "docker-compose exec console bash -c 'cp -r /.my127ws/docker/image/console/root/usr/local/etc/php/conf.d/* /usr/local/etc/php/conf.d/'"
-    passthru "docker-compose exec php-fpm bash -c 'cp -r /.my127ws/docker/image/php-fpm/root/usr/local/etc/php/conf.d/* /usr/local/etc/php/conf.d/'"
+    passthru docker-compose exec console bash -c 'cp -r /.my127ws/docker/image/console/root/usr/local/etc/php/conf.d/* /usr/local/etc/php/conf.d/'
+    passthru docker-compose exec php-fpm bash -c 'cp -r /.my127ws/docker/image/php-fpm/root/usr/local/etc/php/conf.d/* /usr/local/etc/php/conf.d/'
     passthru docker-compose exec php-fpm supervisorctl restart php-fpm
 
 command('set <attribute> <value>'):
@@ -217,9 +217,10 @@ command('feature xdebug cli (on|off)'):
 command('db import <database_file>'):
   env:
     COMPOSE_PROJECT_NAME: = @('namespace')
+    DATABASE_FILE: = input.argument('database_file')
   exec: |
     #!bash(workspace:/)|=
-    passthru "docker-compose exec -u build console bash -i -c 'app database:import ={input.argument('database_file')}'"
+    passthru docker-compose exec -u build console app database:import "$DATABASE_FILE"
 
 command('harness update existing'):
   env:
diff --git a/src/_base/harness/config/events.yml b/src/_base/harness/config/events.yml
index dcdc8704f..3b9ee0bc7 100644
--- a/src/_base/harness/config/events.yml
+++ b/src/_base/harness/config/events.yml
@@ -3,10 +3,13 @@ after('harness.install'): |
   #!bash
   ws enable
 
-after('harness.refresh'): |
-  #!bash(workspace:/)|@
-  run docker-compose -p @('namespace') stop
-  passthru "docker-compose config --services | grep -v php-fpm | xargs docker-compose pull"
-  passthru "docker-compose config --services | grep -v cron | grep -v job-queue-consumer | grep -v jenkins-runner | xargs docker-compose build --pull"
-  passthru "docker-compose config --services | grep -v cron | grep -v job-queue-consumer | grep -v jenkins-runner | xargs docker-compose up -d"
-  run docker-compose -p @('namespace') up -d --build
+after('harness.refresh'):
+  env:
+    COMPOSE_PROJECT: = @('namespace')
+  exec: |
+    #!bash(workspace:/)|@
+    run docker-compose stop
+    passthru "docker-compose config --services | grep -v php-fpm | xargs docker-compose pull"
+    passthru "docker-compose config --services | grep -v cron | grep -v job-queue-consumer | grep -v jenkins-runner | xargs docker-compose build --pull"
+    passthru "docker-compose config --services | grep -v cron | grep -v job-queue-consumer | grep -v jenkins-runner | xargs docker-compose up -d"
+    run docker-compose up -d --build
diff --git a/src/akeneo/docker/image/console/root/lib/task/composer/install.sh.twig b/src/akeneo/docker/image/console/root/lib/task/composer/install.sh.twig
index e1d5e2d5d..b9e2a9806 100644
--- a/src/akeneo/docker/image/console/root/lib/task/composer/install.sh.twig
+++ b/src/akeneo/docker/image/console/root/lib/task/composer/install.sh.twig
@@ -3,8 +3,8 @@
 function task_composer_install()
 {
     {% if @('app.mode') == 'development' %}
-        passthru "composer install --no-interaction --optimize-autoloader"
+        passthru composer install --no-interaction --optimize-autoloader
     {% else %}
-        passthru "composer install --no-interaction --no-dev --optimize-autoloader"
+        passthru composer install --no-interaction --no-dev --optimize-autoloader
     {% endif %}
 }
diff --git a/src/akeneo/harness.yml b/src/akeneo/harness.yml
index 56d9b8493..f61a0ab6e 100644
--- a/src/akeneo/harness.yml
+++ b/src/akeneo/harness.yml
@@ -42,34 +42,34 @@ attributes:
       default_authentication_plugin: mysql_native_password
     import:
       steps:
-        - passthru "echo 'Importing database file'"
+        - passthru echo 'Importing database file'
         - run "set -e -o pipefail; pv --force \"$1\" | zcat | mysql -h \"$DB_HOST\" -u \"$DB_ADMIN_USER\" -p\"$DB_ADMIN_PASS\" \"$DB_NAME\""
-        - passthru "bin/console doctrine:migrations:migrate --no-interaction --allow-no-migration"
-        - passthru "echo 'Reindexing Elasticsearch'"
-        - run "bin/console akeneo:elasticsearch:reset-indexes -n"
-        - run "bin/console pim:product:index --all"
-        - run "bin/console pim:product-model:index --all"
-        - passthru "echo 'Clearing cache'"
-        - run "bin/console c:c"
-        - passthru "echo 'Done'"
+        - passthru bin/console doctrine:migrations:migrate --no-interaction --allow-no-migration
+        - passthru echo 'Reindexing Elasticsearch'
+        - run bin/console akeneo:elasticsearch:reset-indexes -n
+        - run bin/console pim:product:index --all
+        - run bin/console pim:product-model:index --all
+        - passthru echo 'Clearing cache'
+        - run bin/console c:c
+        - passthru echo 'Done'
   backend:
     build:
       steps:
-        - task "composer:install"
+        - task composer:install
     install:
       steps:
-        - passthru "bin/console pim:installer:db --catalog vendor/akeneo/pim-community-dev/src/Akeneo/Platform/Bundle/InstallerBundle/Resources/fixtures/minimal"
-        - task "overlay:apply"
-        - task "assets:dump"
+        - passthru bin/console pim:installer:db --catalog vendor/akeneo/pim-community-dev/src/Akeneo/Platform/Bundle/InstallerBundle/Resources/fixtures/minimal
+        - task overlay:apply
+        - task assets:dump
     init:
       steps:
-        - passthru "bin/console doctrine:migrations:migrate --no-interaction --allow-no-migration"
-        - run "bin/console akeneo:elasticsearch:reset-indexes --no-interaction"
-        - run "bin/console pim:product:index --all"
-        - run "bin/console pim:product-model:index --all"
+        - passthru bin/console doctrine:migrations:migrate --no-interaction --allow-no-migration
+        - run bin/console akeneo:elasticsearch:reset-indexes --no-interaction
+        - run bin/console pim:product:index --all
+        - run bin/console pim:product-model:index --all
     migrate:
       steps:
-        - passthru "bin/console doctrine:migrations:migrate --no-interaction --allow-no-migration"
+        - passthru bin/console doctrine:migrations:migrate --no-interaction --allow-no-migration
     cron:
       jobs:
         - 30 1 * * * /cron-run-with-env.sh /app/bin/console pim:versioning:refresh --env=prod
@@ -88,15 +88,15 @@ attributes:
     build:
       when: -f "package.json"
       steps:
-        - run "yarn install"
-        - run "bin/console pim:installer:assets --symlink --clean"
+        - run yarn install
+        - run bin/console pim:installer:assets --symlink --clean
         - |
           if [ "$APP_BUILD" == "static" ]; then
-            run "yarn run webpack"
-            run "rm -rf node_modules/"
-            run "yarn cache clean"
+            run yarn run webpack
+            run rm -rf node_modules/
+            run yarn cache clean
           else
-            run "yarn run webpack-dev"
+            run yarn run webpack-dev
           fi
   docker:
     image:
diff --git a/src/drupal8/docker/image/console/root/lib/task/media/dump.sh b/src/drupal8/docker/image/console/root/lib/task/media/dump.sh
index 8a59bb306..6d7f62b65 100644
--- a/src/drupal8/docker/image/console/root/lib/task/media/dump.sh
+++ b/src/drupal8/docker/image/console/root/lib/task/media/dump.sh
@@ -5,11 +5,11 @@ function task_media_dump()
     local ASSETS_DIR="${ASSETS_DIR:-tools/assets/development}"
 
     if [ ! -d "/app/${ASSETS_DIR}" ]; then
-        run "mkdir -p /app/${ASSETS_DIR}"
+        run mkdir -p "/app/${ASSETS_DIR}"
     fi
 
     if [ ! -d "/app/docroot/sites/default/files" ]; then
-        run "mkdir -p /app/docroot/sites/default/files"
+        run mkdir -p "/app/docroot/sites/default/files"
     fi
 
     cd /app || exit
diff --git a/src/drupal8/harness.yml b/src/drupal8/harness.yml
index 2f5c99c46..0f3494ebf 100644
--- a/src/drupal8/harness.yml
+++ b/src/drupal8/harness.yml
@@ -35,35 +35,35 @@ attributes:
   backend:
     build:
       steps:
-        - task "composer:install"
+        - task composer:install
     install:
       steps:
         - |
-          passthru "drupal site:install standard \
+          passthru drupal site:install standard \
               --langcode=en \
               \
               --db-type=mysql \
-              --db-host=${DB_HOST} \
-              --db-name=${DB_NAME} \
-              --db-user=${DB_USER} \
-              --db-pass=${DB_PASS} \
-              --db-port=3306 \
+              "--db-host=${DB_HOST}" \
+              "--db-name=${DB_NAME}" \
+              "--db-user=${DB_USER}" \
+              "--db-pass=${DB_PASS}" \
+              "--db-port=3306" \
               \
               --site-name=Drupal \
               --site-mail=admin@example.com \
               \
               --account-name=admin \
               --account-mail=admin@example.com \
-              --account-pass=admin123"
-        - run "chmod 755 /app/docroot/sites/default"
-        - task "overlay:apply"
-        - task "assets:dump"
+              --account-pass=admin123
+        - run chmod 755 /app/docroot/sites/default
+        - task overlay:apply
+        - task assets:dump
     migrate:
       steps:
-        - run "drupal cache:rebuild"
-        - run "drupal update:entities"
-        - run "drupal update:execute"
-        - run "drupal cache:rebuild"
+        - run drupal cache:rebuild
+        - run drupal update:entities
+        - run drupal update:execute
+        - run drupal cache:rebuild
   docker:
     image:
       console: = 'my127/drupal8:' ~ @('php.version') ~ '-fpm-stretch-console'
diff --git a/src/magento1/harness.yml b/src/magento1/harness.yml
index 94fb0e9c7..15563fb1c 100644
--- a/src/magento1/harness.yml
+++ b/src/magento1/harness.yml
@@ -52,48 +52,48 @@ attributes:
   backend:
     build:
       steps:
-        - task "composer:install"
-        - task "n98:install"
+        - task composer:install
+        - task n98:install
     install:
       steps:
-        - run "rm -f /app/public/app/etc/local.xml"
+        - run rm -f /app/public/app/etc/local.xml
         - |
-          passthru "php public/install.php -- \
-            --license_agreement_accepted 'yes' \
-            --locale 'en_GB' \
+          passthru php public/install.php -- \
+            --license_agreement_accepted yes \
+            --locale en_GB \
             --timezone 'Europe/London' \
-            --default_currency 'GBP' \
-            --db_model 'mysql4' \
-            --db_host '${DB_HOST}' \
-            --db_name '${DB_NAME}' \
-            --db_user '${DB_USER}' \
-            --db_pass '${DB_PASS}' \
-            --url 'https://${APP_HOST}/' \
-            --skip_url_validation 'yes' \
-            --use_rewrites 'yes' \
-            --use_secure 'yes' \
-            --secure_base_url 'https://${APP_HOST}/' \
-            --use_secure_admin 'yes' \
-            --admin_firstname 'First' \
-            --admin_lastname 'Last' \
+            --default_currency GBP \
+            --db_model mysql4 \
+            --db_host "${DB_HOST}" \
+            --db_name "${DB_NAME}" \
+            --db_user "${DB_USER}" \
+            --db_pass "${DB_PASS}" \
+            --url "https://${APP_HOST}/" \
+            --skip_url_validation yes \
+            --use_rewrites yes \
+            --use_secure yes \
+            --secure_base_url "https://${APP_HOST}/" \
+            --use_secure_admin yes \
+            --admin_firstname First \
+            --admin_lastname Last \
             --admin_email 'admin@example.com' \
-            --admin_username 'admin' \
-            --admin_password 'admin123admin123' \
-            --encryption_key '${MAGENTO_CRYPT_KEY}' \
-            --session_save 'db' \
-            --admin_frontname 'admin'"
-        - run "rm -f /app/public/app/etc/local.xml"
-        - task "overlay:apply"
-        - task "assets:dump"
+            --admin_username admin \
+            --admin_password admin123admin123 \
+            --encryption_key "${MAGENTO_CRYPT_KEY}" \
+            --session_save db \
+            --admin_frontname admin
+        - run rm -f /app/public/app/etc/local.xml
+        - task overlay:apply
+        - task assets:dump
     init:
       steps:
-        - run "n98-magerun.phar config:set 'web/unsecure/base_url' 'https://${APP_HOST}/'"
-        - run "n98-magerun.phar config:set 'web/secure/base_url'   'https://${APP_HOST}/'"
+        - run n98-magerun.phar config:set 'web/unsecure/base_url' "https://${APP_HOST}/"
+        - run n98-magerun.phar config:set 'web/secure/base_url'   "https://${APP_HOST}/"
     migrate:
       steps:
-        - run "n98-magerun.phar sys:setup:incremental -n"
-        - run "n98-magerun.phar index:reindex:all"
-        - run "n98-magerun.phar cache:clean"
+        - run n98-magerun.phar sys:setup:incremental -n
+        - run n98-magerun.phar index:reindex:all
+        - run n98-magerun.phar cache:clean
   docker:
     image:
       console: = 'my127/magento1:' ~ @('php.version') ~ '-fpm-stretch-console'
diff --git a/src/magento2/docker/image/console/root/lib/task/magento/dump-config.sh b/src/magento2/docker/image/console/root/lib/task/magento/dump-config.sh
index b386aae8c..e7a09d63d 100644
--- a/src/magento2/docker/image/console/root/lib/task/magento/dump-config.sh
+++ b/src/magento2/docker/image/console/root/lib/task/magento/dump-config.sh
@@ -2,10 +2,10 @@
 
 function task_magento_dump-config()
 {
-    run "cp /app/app/etc/env.php /app/app/etc/env.php.bak"
+    run cp /app/app/etc/env.php /app/app/etc/env.php.bak
 
-    run "magento app:config:dump"
-    run "strip-magento-config"
+    run magento app:config:dump
+    run strip-magento-config
 
-    run "mv /app/app/etc/env.php.bak /app/app/etc/env.php"
+    run mv /app/app/etc/env.php.bak /app/app/etc/env.php
 }
diff --git a/src/magento2/harness.yml b/src/magento2/harness.yml
index 3874e7142..932f2a2ee 100644
--- a/src/magento2/harness.yml
+++ b/src/magento2/harness.yml
@@ -61,20 +61,20 @@ attributes:
   backend:
     build:
       steps:
-        - task "composer:install"
-        - task "magento:tidy"
+        - task composer:install
+        - task magento:tidy
         - |
           if [ "$APP_BUILD" == "static" ] ; then
-            run "mv app/etc/env.php app/etc/env-backup.php"
-            passthru "bin/magento setup:di:compile"
-            run "composer dump-autoload --optimize"
-            run "mv app/etc/env-backup.php app/etc/env.php"
+            run mv app/etc/env.php app/etc/env-backup.php
+            passthru bin/magento setup:di:compile
+            run composer dump-autoload --optimize
+            run mv app/etc/env-backup.php app/etc/env.php
           fi
         - |
           if [ "$APP_BUILD" == "static" ] && validate-magento-config ; then
-            run "mv app/etc/env.php app/etc/env-backup.php"
-            passthru "bin/magento setup:static-content:deploy -f"
-            run "mv app/etc/env-backup.php app/etc/env.php"
+            run mv app/etc/env.php app/etc/env-backup.php
+            passthru bin/magento setup:static-content:deploy -f
+            run mv app/etc/env-backup.php app/etc/env.php
           else
             echo -n "$(date +%s)" > pub/static/deployed_version.txt
           fi
@@ -82,14 +82,14 @@ attributes:
       steps:
         # the magento installer will not work if the dpeloyment config is present so we remove and
         # restore it after installation.
-        - run "rm -f /app/app/etc/env.php"
-        - run "rm -f /app/app/etc/config.php"
+        - run rm -f /app/app/etc/env.php
+        - run rm -f /app/app/etc/config.php
         - |
           passthru "magento setup:install \
-            --key=${MAGENTO_CRYPT_KEY} \
+            --key='${MAGENTO_CRYPT_KEY}' \
             \
             --backend-frontname=admin \
-            --base-url=https://${APP_HOST}/ \
+            --base-url='https://${APP_HOST}/' \
             \
             --admin-user=admin \
             --admin-password=admin123 \
@@ -97,24 +97,24 @@ attributes:
             --admin-firstname=First \
             --admin-lastname=Last \
             \
-            --db-host=${DB_HOST} \
-            --db-name=${DB_NAME} \
-            --db-user=${DB_USER} \
-            --db-password=${DB_PASS} \
+            --db-host='${DB_HOST}' \
+            --db-name='${DB_NAME}' \
+            --db-user='${DB_USER}' \
+            --db-password='${DB_PASS}' \
             \
             --session-save=redis \
-            --session-save-redis-host=${REDIS_SESSION_HOST} \
-            --session-save-redis-port=${REDIS_SESSION_PORT} \
+            --session-save-redis-host='${REDIS_SESSION_HOST}' \
+            --session-save-redis-port='${REDIS_SESSION_PORT}' \
             --session-save-redis-db=1 \
             \
             --cache-backend=redis \
-            --cache-backend-redis-server=${REDIS_HOST} \
-            --cache-backend-redis-port=${REDIS_PORT} \
+            --cache-backend-redis-server='${REDIS_HOST}' \
+            --cache-backend-redis-port='${REDIS_PORT}' \
             --cache-backend-redis-db=2 \
             \
             --page-cache=redis \
-            --page-cache-redis-server=${REDIS_HOST} \
-            --page-cache-redis-port=${REDIS_PORT} \
+            --page-cache-redis-server='${REDIS_HOST}' \
+            --page-cache-redis-port='${REDIS_PORT}' \
             --page-cache-redis-db=3"
           # magento doesn't respond with an exit code when it fails so we check
           # if the install succeeded or not here.
@@ -123,26 +123,26 @@ attributes:
             (>&2 cat /tmp/my127ws-stderr.txt)
             exit 1
           fi
-        - run "rm -f /app/app/etc/env.php"
-        - task "overlay:apply"
-        - task "magento:dump-config"
-        - task "assets:dump"
+        - run rm -f /app/app/etc/env.php
+        - task overlay:apply
+        - task magento:dump-config
+        - task assets:dump
     init:
       steps:
-        - task "rabbitmq:vhosts"
-        - run "magento setup:upgrade --keep-generated"
-        - run "magento config:set 'web/unsecure/base_url'       'https://${APP_HOST}/'"
-        - run "magento config:set 'web/secure/base_url'         'https://${APP_HOST}/'"
-        - run "magento config:set 'web/secure/use_in_frontend'  '1'"
-        - run "magento config:set 'web/secure/use_in_adminhtml' '1'"
-        - run "magento config:set 'web/seo/use_rewrites'        '1'"
+        - task rabbitmq:vhosts
+        - run magento setup:upgrade --keep-generated
+        - run magento config:set 'web/unsecure/base_url'       "https://${APP_HOST}/"
+        - run magento config:set 'web/secure/base_url'         "https://${APP_HOST}/"
+        - run magento config:set 'web/secure/use_in_frontend'  1
+        - run magento config:set 'web/secure/use_in_adminhtml' 1
+        - run magento config:set 'web/seo/use_rewrites'        1
         - if [[ "$HAS_VARNISH" == "true" ]]; then
-            run "magento config:set 'system/full_page_cache/caching_application' '2'";
+            run magento config:set 'system/full_page_cache/caching_application' 2;
           fi
     migrate:
       steps:
-        - run "magento setup:upgrade --keep-generated"
-        - run "magento cache:clean"
+        - run magento setup:upgrade --keep-generated
+        - run magento cache:clean
     cron:
       jobs:
         - "= (@('app.mode') == 'production' ? '* * * * * /cron-run-with-env.sh /app/bin/magento cron:run' : '')"
diff --git a/src/spryker/docker/image/console/root/lib/task/skeleton/apply.sh.twig b/src/spryker/docker/image/console/root/lib/task/skeleton/apply.sh.twig
index 4f0019687..f70c4132c 100644
--- a/src/spryker/docker/image/console/root/lib/task/skeleton/apply.sh.twig
+++ b/src/spryker/docker/image/console/root/lib/task/skeleton/apply.sh.twig
@@ -6,15 +6,15 @@ function task_skeleton_apply()
         fetch_demoshop
         merge_composer_json
     fi
-    run "rsync --exclude='*.twig' --exclude='_twig' --exclude='composer-harness.json' -a /home/build/application/skeleton/ /app/"
+    run rsync --exclude='*.twig' --exclude='_twig' --exclude='composer-harness.json' -a /home/build/application/skeleton/ /app/
 }
 
 function fetch_demoshop()
 {
-    run "git clone --depth 1 --branch 201903.0-p1 {{ @('spryker.demoshop-url') }} /tmp/spryker"
+    run git clone --depth 1 --branch 201903.0-p1 "{{ @('spryker.demoshop-url') }}" /tmp/spryker
     run "shopt -s dotglob && mv /tmp/spryker/* /app"
-    run "rm -rf /tmp/spryker"
-    run "rm -rf /app/.git"
+    run rm -rf /tmp/spryker
+    run rm -rf /app/.git
 }
 
 # Merge core composer.json with composer-harness.json
@@ -27,10 +27,14 @@ function merge_composer_json()
     local merged_file="/app/composer-merged.json"
 
     run "jq -s '.[0] * .[1]' $core_file $override_file > $merged_file"
-    run "mv $merged_file $core_file"
+    run mv "$merged_file" "$core_file"
 
-    local new_composer_packages=""
-    new_composer_packages="$(jq -r '.["require-dev"] * .["require"] | keys[]' $override_file | tr '\n' ' ')"
+    local shared_package_list=""
+    local new_composer_packages=()
+    shared_package_list="$(jq -r '.["require-dev"] * .["require"] | keys[]' $override_file | tr '\n' ' ')"
+    IFS=" " read -r -a new_composer_packages <<< "$shared_package_list"
 
-    [ -n "$new_composer_packages" ] && passthru "COMPOSER_PROCESS_TIMEOUT=600 composer update --with-dependencies --no-interaction --profile $new_composer_packages"
+    {% verbatim %}
+    [ "${#new_composer_packages[@]}" -gt 0 ] && passthru env COMPOSER_PROCESS_TIMEOUT=600 composer update --with-dependencies --no-interaction --profile "${new_composer_packages[@]}"
+    {% endverbatim %}
 }
diff --git a/src/spryker/docker/image/console/root/lib/task/spryker/build.sh.twig b/src/spryker/docker/image/console/root/lib/task/spryker/build.sh.twig
index 67cbf7d25..d6ab5b1a4 100644
--- a/src/spryker/docker/image/console/root/lib/task/spryker/build.sh.twig
+++ b/src/spryker/docker/image/console/root/lib/task/spryker/build.sh.twig
@@ -3,15 +3,15 @@
 function task_spryker_build()
 {
     {% if @('app.mode') == 'development' %}
-        passthru "composer install --no-interaction --optimize-autoloader"
+        passthru composer install --no-interaction --optimize-autoloader
     {% else %}
-        passthru "composer install --no-interaction --no-dev --optimize-autoloader"
+        passthru composer install --no-interaction --no-dev --optimize-autoloader
     {% endif %}
-        passthru "vendor/bin/install -r docker -s generate"
-        passthru "vendor/bin/install -r docker -s cache"
+        passthru vendor/bin/install -r docker -s generate
+        passthru vendor/bin/install -r docker -s cache
     {% if @('app.mode') == 'development' %}
-        passthru "composer dumpautoload"
+        passthru composer dumpautoload
     {% else %}
-        passthru "composer dumpautoload -a"
+        passthru composer dumpautoload -a
     {% endif %}
 }
diff --git a/src/spryker/docker/image/console/root/lib/task/spryker/demodata.sh b/src/spryker/docker/image/console/root/lib/task/spryker/demodata.sh
index f3b3baedf..6719a0c46 100644
--- a/src/spryker/docker/image/console/root/lib/task/spryker/demodata.sh
+++ b/src/spryker/docker/image/console/root/lib/task/spryker/demodata.sh
@@ -2,5 +2,5 @@
 
 function task_spryker_demodata()
 {
-    passthru "PGPASSWORD=$DB_PASS vendor/bin/install -r docker -s demodata"
+    PGPASSWORD=$DB_PASS passthru vendor/bin/install -r docker -s demodata
 }
diff --git a/src/spryker/docker/image/console/root/lib/task/spryker/init.sh b/src/spryker/docker/image/console/root/lib/task/spryker/init.sh
index 5fc25cc3d..16f31c892 100644
--- a/src/spryker/docker/image/console/root/lib/task/spryker/init.sh
+++ b/src/spryker/docker/image/console/root/lib/task/spryker/init.sh
@@ -2,6 +2,6 @@
 
 function task_spryker_init()
 {
-    run "vendor/bin/console propel:install -o"
-    passthru "PGPASSWORD=$DB_PASS vendor/bin/install -r docker -s jenkins-up"
+    run vendor/bin/console propel:install -o
+    PGPASSWORD="$DB_PASS" passthru vendor/bin/install -r docker -s jenkins-up
 }
diff --git a/src/spryker/docker/image/console/root/lib/task/spryker/install.sh b/src/spryker/docker/image/console/root/lib/task/spryker/install.sh
index 19f21fc0b..63fa6a9d8 100644
--- a/src/spryker/docker/image/console/root/lib/task/spryker/install.sh
+++ b/src/spryker/docker/image/console/root/lib/task/spryker/install.sh
@@ -2,5 +2,5 @@
 
 function task_spryker_install()
 {
-    passthru "PGPASSWORD=$DB_PASS vendor/bin/install -r docker -x frontend"
+    PGPASSWORD="$DB_PASS" passthru vendor/bin/install -r docker -x frontend
 }
diff --git a/src/spryker/docker/image/console/root/lib/task/spryker/migrate.sh b/src/spryker/docker/image/console/root/lib/task/spryker/migrate.sh
index d30b83b59..5806a7430 100644
--- a/src/spryker/docker/image/console/root/lib/task/spryker/migrate.sh
+++ b/src/spryker/docker/image/console/root/lib/task/spryker/migrate.sh
@@ -2,5 +2,5 @@
 
 function task_spryker_migrate()
 {
-    passthru "vendor/bin/console propel:migrate"
+    passthru vendor/bin/console propel:migrate
 }
diff --git a/src/spryker/docker/image/jenkins-runner/root/lib/task/jenkins/setup.sh b/src/spryker/docker/image/jenkins-runner/root/lib/task/jenkins/setup.sh
index fb008c59c..5c3a323a3 100644
--- a/src/spryker/docker/image/jenkins-runner/root/lib/task/jenkins/setup.sh
+++ b/src/spryker/docker/image/jenkins-runner/root/lib/task/jenkins/setup.sh
@@ -4,7 +4,7 @@
 function task_jenkins_setup()
 {
     echo -e "Bootstrapping jenkins runner"
-    task "http:wait" "$JENKINS_URL"
+    task http:wait "$JENKINS_URL"
 
     curl -s "$JENKINS_URL/jnlpJars/jenkins-cli.jar" -o /usr/local/bin/jenkins-cli.jar
     curl -s "$JENKINS_URL/jnlpJars/slave.jar" -o /usr/local/bin/jenkins-slave.jar
diff --git a/src/spryker/harness.yml b/src/spryker/harness.yml
index 9c5c2e751..7032c29d1 100644
--- a/src/spryker/harness.yml
+++ b/src/spryker/harness.yml
@@ -44,21 +44,21 @@ attributes:
     build:
       when: 'true'
       steps:
-        - task "spryker:build"
+        - task spryker:build
     install:
       steps:
-        - task "rabbitmq:vhosts"
-        - task "http:wait" $JENKINS_URL
-        - task "spryker:install"
-        - task "overlay:apply"
+        - task rabbitmq:vhosts
+        - task http:wait "$JENKINS_URL"
+        - task spryker:install
+        - task overlay:apply
     init:
       steps:
-        - task "http:wait" $JENKINS_URL
-        - task "rabbitmq:vhosts"
-        - task "spryker:init"
+        - task http:wait "$JENKINS_URL"
+        - task rabbitmq:vhosts
+        - task spryker:init
     migrate:
       steps:
-        - task "spryker:migrate"
+        - task spryker:migrate
   frontend:
     yves:
       watch: npm run yves:watch
@@ -67,11 +67,11 @@ attributes:
     build:
       when: -f "package.json"
       steps:
-        - run "vendor/bin/install -r docker -s frontend"
+        - run vendor/bin/install -r docker -s frontend
         - |
           if [ "$APP_BUILD" == "static" ]; then
             run "rm -rf node_modules/ vendor/*/*/assets/Zed/node_modules"
-            run "npm cache clean --force"
+            run npm cache clean --force
           fi
   docker:
     image:
@@ -181,13 +181,13 @@ command('frontend yves watch'):
     COMPOSE_PROJECT_NAME: = @('namespace')
   exec: |
     #!bash(workspace:/)|@
-    passthru "docker-compose exec -u build console bash -i -c 'cd @('frontend.path'); @('frontend.yves.watch')'"
+    passthru docker-compose exec -u build --workdir '@('frontend.path')' console @('frontend.yves.watch')
 command('frontend zed watch'):
   env:
     COMPOSE_PROJECT_NAME: = @('namespace')
   exec: |
     #!bash(workspace:/)|@
-    passthru "docker-compose exec -u build console bash -i -c 'cd @('frontend.path'); @('frontend.zed.watch')'"
+    passthru docker-compose exec -u build --workdir '@('frontend.path')' console @('frontend.zed.watch')
 ---
 import:
   - harness/config/*.yml
diff --git a/src/wordpress/docker/image/console/root/lib/task/wordpress/download.sh.twig b/src/wordpress/docker/image/console/root/lib/task/wordpress/download.sh.twig
index 4724d6943..474bf8163 100644
--- a/src/wordpress/docker/image/console/root/lib/task/wordpress/download.sh.twig
+++ b/src/wordpress/docker/image/console/root/lib/task/wordpress/download.sh.twig
@@ -3,7 +3,7 @@
 function task_wordpress_download()
 {
     if [ ! -f "{{ @('wordpress.install_directory') }}/index.php" ]; then
-        passthru "bin/wp-cli.phar core download \
-            --path='{{ @('wordpress.install_directory') }}'"
+        passthru bin/wp-cli.phar core download \
+            "--path={{ @('wordpress.install_directory') }}"
     fi
 }
diff --git a/src/wordpress/harness.yml b/src/wordpress/harness.yml
index a619521b0..392ebf619 100644
--- a/src/wordpress/harness.yml
+++ b/src/wordpress/harness.yml
@@ -39,27 +39,27 @@ attributes:
   backend:
     build:
       steps:
-        - task "wp-cli:install"
-        - task "wordpress:download"
-        - task "composer:install"
+        - task wp-cli:install
+        - task wordpress:download
+        - task composer:install
     install:
       steps:
         - |
-          passthru "bin/wp-cli.phar core install \
-            --path='${WORDPRESS_INSTALL_DIRECTORY}' \
+          passthru bin/wp-cli.phar core install \
+            "--path=${WORDPRESS_INSTALL_DIRECTORY}" \
             --skip-email \
-            --url='$(eval echo $WORDPRESS_URL)' \
-            --title='${APP_NAME}' \
+            "--url=$(eval echo $WORDPRESS_URL)" \
+            "--title=${APP_NAME}" \
             --admin_user=admin \
             --admin_password=admin123 \
-            --admin_email=admin@localhost.local"
-        - task "assets:dump"
+            --admin_email=admin@localhost.local
+        - task assets:dump
     init:
       steps:
-        - run "bin/wp-cli.phar --path='${WORDPRESS_INSTALL_DIRECTORY}' option update siteurl $(eval echo $WORDPRESS_URL)"
-        - run "bin/wp-cli.phar --path='${WORDPRESS_INSTALL_DIRECTORY}' option update home $(eval echo $WORDPRESS_URL)"
-        - run "bin/wp-cli.phar --path='${WORDPRESS_INSTALL_DIRECTORY}' user create admin admin@localhost.local --role=administrator --user_pass=admin123 || exit 0"
-        - run "bin/wp-cli.phar --path='${WORDPRESS_INSTALL_DIRECTORY}' user update admin --role=administrator --user_pass=admin123 --skip-email"
+        - run bin/wp-cli.phar "--path=${WORDPRESS_INSTALL_DIRECTORY}" option update siteurl "$(eval echo "${WORDPRESS_URL}")"
+        - run bin/wp-cli.phar "--path=${WORDPRESS_INSTALL_DIRECTORY}" option update home "$(eval echo "${WORDPRESS_URL}")"
+        - run "bin/wp-cli.phar '--path=${WORDPRESS_INSTALL_DIRECTORY}' user create admin admin@localhost.local --role=administrator --user_pass=admin123 || exit 0"
+        - run bin/wp-cli.phar "--path=${WORDPRESS_INSTALL_DIRECTORY}" user update admin --role=administrator --user_pass=admin123 --skip-email
   docker:
     image:
       console: = 'my127/wordpress:' ~ @('php.version') ~ '-fpm-stretch-console'