diff --git a/src/mpyl/schema/k8s_api_core.schema.yml b/src/mpyl/schema/k8s_api_core.schema.yml
index faf17121c..5c4b3c948 100644
--- a/src/mpyl/schema/k8s_api_core.schema.yml
+++ b/src/mpyl/schema/k8s_api_core.schema.yml
@@ -1,4 +1,4 @@
-# Taken from https://github.com/instrumenta/kubernetes-json-schema and converted to YAML
+# Taken from https://github.com/kubernetes/kubernetes/blob/master/api/openapi-spec/swagger.json and converted to YAML
 definitions:
   io.k8s.api.core.v1.EnvVarSource:
     description: EnvVarSource represents a source for the value of an EnvVar.
@@ -142,4 +142,56 @@ definitions:
           kinds.
         type: array
         items:
-          type: string
\ No newline at end of file
+          type: string
+  io.k8s.api.batch.v1.CronJobSpec:
+    description: CronJobSpec describes how the job execution will look like and when
+      it will actually run.
+    properties:
+      concurrencyPolicy:
+        description: |-
+          Specifies how to treat concurrent executions of a Job. Valid values are:
+
+          - "Allow" (default): allows CronJobs to run concurrently; - "Forbid": forbids concurrent runs, skipping next run if previous run hasn't finished yet; - "Replace": cancels currently running job and replaces it with a new one
+        type: string
+        enum:
+          - Allow
+          - Forbid
+          - Replace
+      failedJobsHistoryLimit:
+        description: The number of failed finished jobs to retain. Value must be non-negative
+          integer. Defaults to 1.
+        format: int32
+        type: integer
+      schedule:
+        description: The schedule in Cron format, see https://en.wikipedia.org/wiki/Cron.
+        type: string
+      startingDeadlineSeconds:
+        description: Optional deadline in seconds for starting the job if it misses
+          scheduled time for any reason.  Missed jobs executions will be counted as
+          failed ones.
+        format: int64
+        type: integer
+      successfulJobsHistoryLimit:
+        description: The number of successful finished jobs to retain. Value must be
+          non-negative integer. Defaults to 3.
+        format: int32
+        type: integer
+      suspend:
+        description: This flag tells the controller to suspend subsequent executions,
+          it does not apply to already started executions.  Defaults to false.
+        type: boolean
+      timeZone:
+        description: The time zone name for the given schedule, see https://en.wikipedia.org/wiki/List_of_tz_database_time_zones.
+          If not specified, this will default to the time zone of the kube-controller-manager
+          process. The set of valid time zone names and the time zone offset is loaded
+          from the system-wide time zone database by the API server during CronJob validation
+          and the controller manager during execution. If no system-wide time zone database
+          can be found a bundled version of the database is used instead. If the time
+          zone name becomes invalid during the lifetime of a CronJob or due to a change
+          in host configuration, the controller will stop creating new new Jobs and
+          will create a system event with the reason UnknownTimeZone. More information
+          can be found in https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/#time-zones
+        type: string
+    required:
+      - schedule
+    type: object
\ No newline at end of file
diff --git a/src/mpyl/schema/project.schema.yml b/src/mpyl/schema/project.schema.yml
index 905dd3060..834cec454 100644
--- a/src/mpyl/schema/project.schema.yml
+++ b/src/mpyl/schema/project.schema.yml
@@ -815,45 +815,7 @@ definitions:
           activeDeadlineSeconds:
             $ref: '#/definitions/dtapNumberValue'
           cron:
-            description: 'CronJobSpec describes how the job execution will look like and when it
-              will actually run. Identical to See https://kubernetesjsonschema.dev/v1.14.0/_definitions.json#/definitions/io.k8s.api.batch.v1beta1.CronJobSpec
-              but without jobTemplate'
-            additionalProperties: false
-            properties:
-              concurrencyPolicy:
-                description: 'Specifies how to treat concurrent executions of a Job. Valid values
-                  are: - "Allow" (default): allows CronJobs to run concurrently; - "Forbid": forbids
-                  concurrent runs, skipping next run if previous run hasn''t finished yet; - "Replace":
-                  cancels currently running job and replaces it with a new one
-                  See https://kubernetes.io/docs/tasks/job/automated-tasks-with-cron-jobs/#concurrency-policy
-                  '
-                type: string
-                enum:
-                  - Allow
-                  - Forbid
-                  - Replace
-              failedJobsHistoryLimit:
-                description: The number of failed finished jobs to retain. This is a pointer to
-                  distinguish between explicit zero and not specified. Defaults to 1.
-                format: int32
-                type: integer
-              schedule:
-                description: The schedule in Cron format, see https://en.wikipedia.org/wiki/Cron.
-                type: string
-              startingDeadlineSeconds:
-                description: Optional deadline in seconds for starting the job if it misses scheduled
-                  time for any reason.  Missed jobs executions will be counted as failed ones.
-                format: int64
-                type: integer
-              successfulJobsHistoryLimit:
-                description: The number of successful finished jobs to retain. This is a pointer
-                  to distinguish between explicit zero and not specified. Defaults to 3.
-                format: int32
-                type: integer
-              suspend:
-                description: This flag tells the controller to suspend subsequent executions,
-                  it does not apply to already started executions.  Defaults to false.
-                type: boolean
+            $ref: 'k8s_api_core.schema.yml#/definitions/io.k8s.api.batch.v1.CronJobSpec'
           spark:
             description: >-
               Spark job. Requires google spark operator to be installed.
diff --git a/tests/projects/job/deployment/project.yml b/tests/projects/job/deployment/project.yml
index ff28e9f36..7150f79b9 100644
--- a/tests/projects/job/deployment/project.yml
+++ b/tests/projects/job/deployment/project.yml
@@ -12,6 +12,7 @@ deployment:
     job:
       cron:
         schedule: "0 22 * * *"
+        timeZone: "Europe/Amsterdam"
 dependencies:
   test:
     - tests/projects/service/file.py
diff --git a/tests/steps/deploy/k8s/chart/templates/cronjob/cronjob.yaml b/tests/steps/deploy/k8s/chart/templates/cronjob/cronjob.yaml
index 205e61b3e..0e82016de 100644
--- a/tests/steps/deploy/k8s/chart/templates/cronjob/cronjob.yaml
+++ b/tests/steps/deploy/k8s/chart/templates/cronjob/cronjob.yaml
@@ -65,3 +65,4 @@ spec:
   schedule: 0 22 * * *
   successfulJobsHistoryLimit: 3
   suspend: true
+  timeZone: Europe/Amsterdam
diff --git a/tests/test_resources/test_cron_job_project.yml b/tests/test_resources/test_cron_job_project.yml
index c5ef65b0b..e24f982f6 100644
--- a/tests/test_resources/test_cron_job_project.yml
+++ b/tests/test_resources/test_cron_job_project.yml
@@ -26,6 +26,7 @@ deployment:
       cron:
         suspend: true
         schedule: "0 22 * * *"
+        timeZone: "Europe/Amsterdam"
         successfulJobsHistoryLimit: 3
         failedJobsHistoryLimit: 1
         concurrencyPolicy: Allow