diff --git a/charts/theia-cloud-crds/Chart.yaml b/charts/theia-cloud-crds/Chart.yaml
index 8f6a47b..d68fcf5 100644
--- a/charts/theia-cloud-crds/Chart.yaml
+++ b/charts/theia-cloud-crds/Chart.yaml
@@ -15,7 +15,7 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 1.2.0-next.0
+version: 1.2.0-next.1
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
diff --git a/charts/theia-cloud-crds/templates/appdefinition-spec-resource.yaml b/charts/theia-cloud-crds/templates/appdefinition-spec-resource.yaml
index 5c22d36..f439de9 100644
--- a/charts/theia-cloud-crds/templates/appdefinition-spec-resource.yaml
+++ b/charts/theia-cloud-crds/templates/appdefinition-spec-resource.yaml
@@ -16,10 +16,138 @@ spec:
     - ad
   scope: Namespaced
   versions:
-    - name: v1beta10
+    - name: v1beta11
       served: true
       storage: true
       # subresources describes the subresources for custom resources.
+      subresources:
+        # status enables the status subresource.
+        status: {}
+      schema:
+        openAPIV3Schema:
+          type: object
+          properties:
+            spec:
+              type: object
+              x-kubernetes-validations:
+                - rule: "self.minInstances <= self.maxInstances"
+                  message: "minInstances should be less or equal than maxInstances."
+              properties:
+                name:
+                  type: string
+                  pattern: "^[a-z0-9A-Z-_]+$"
+                image:
+                  type: string
+                imagePullPolicy:
+                  type: string
+                  enum: ["Always", "IfNotPresent", "Never"]
+                pullSecret:
+                  type: string
+                uid:
+                  type: integer
+                port:
+                  type: integer
+                  minimum: 0
+                  maximum: 65535
+                ingressname:
+                  type: string
+                ingressHostnamePrefixes:
+                  type: array
+                  items:
+                    type: string
+                minInstances:
+                  type: integer
+                maxInstances:
+                  type: integer
+                timeout:
+                  type: integer
+                requestsMemory:
+                  type: string
+                requestsCpu:
+                  type: string
+                limitsMemory:
+                  type: string
+                limitsCpu:
+                  type: string
+                downlinkLimit:
+                  type: integer
+                uplinkLimit:
+                  type: integer
+                mountPath:
+                  type: string
+                monitor:
+                  type: object
+                  properties:
+                    port:
+                      type: integer
+                    activityTracker:
+                      type: object
+                      properties:
+                        timeoutAfter:
+                          type: integer
+                        notifyAfter:
+                          type: integer
+                options:
+                  type: object
+                  additionalProperties:
+                    x-kubernetes-int-or-string: true
+                sidecars:
+                  type: array
+                  items:
+                    type: object
+                    required:
+                      - name
+                      - image
+                      - port
+                    properties:
+                      name:
+                        type: string
+                        pattern: "^[a-z0-9A-Z-_]+$"
+                      image:
+                        type: string
+                      port:
+                        type: integer
+                        minimum: 1
+                        maximum: 65535
+                      languages:
+                        type: array
+                        items:
+                          type: string
+                      cpuLimit:
+                        type: string
+                      memoryLimit:
+                        type: string
+                      cpuRequest:
+                        type: string
+                      memoryRequest:
+                        type: string
+                      mountWorkspace:
+                        type: boolean
+              required:
+                - name
+                - image
+                - uid
+                - port
+                - ingressname
+                - minInstances
+                - maxInstances
+                - requestsCpu
+                - requestsMemory
+                - limitsMemory
+                - limitsCpu
+            status:
+              type: object
+              properties:
+                operatorStatus:
+                  type: string
+                operatorMessage:
+                  type: string
+          required:
+            - spec
+    - name: v1beta10
+      served: true
+      storage: false
+      # subresources describes the subresources for custom resources.
       subresources:
         # status enables the status subresource.
         status: {}