diff --git a/.gitlab/e2e_install_packages/installer.yml b/.gitlab/e2e_install_packages/installer.yml
index f136c86e9b7a98..e4b80bd910694d 100644
--- a/.gitlab/e2e_install_packages/installer.yml
+++ b/.gitlab/e2e_install_packages/installer.yml
@@ -12,5 +12,8 @@ qa_installer_script_main:
   before_script:
     - ls $OMNIBUS_PACKAGE_DIR
   script:
+    - for file in $(find "$OMNIBUS_PACKAGE_DIR" -name "install*.sh"); do
+        sed -i '/^#!\/bin\/bash$/a export DD_INSTALLER_REGISTRY_URL_INSTALLER_PACKAGE=installtesting.datad0g.com' "$file";
+      done
     - $S3_CP_CMD --recursive --exclude "*" --include "install*.sh" "$OMNIBUS_PACKAGE_DIR" "s3://${INSTALLER_TESTING_S3_BUCKET}/scripts/"