diff --git a/api/bases/telemetry.openstack.org_autoscalings.yaml b/api/bases/telemetry.openstack.org_autoscalings.yaml
index c3ce7e9b..c3dc344a 100644
--- a/api/bases/telemetry.openstack.org_autoscalings.yaml
+++ b/api/bases/telemetry.openstack.org_autoscalings.yaml
@@ -359,7 +359,6 @@ spec:
                 - databaseInstance
                 - evaluatorImage
                 - listenerImage
-                - memcachedInstance
                 - notifierImage
                 - secret
                 type: object
diff --git a/api/bases/telemetry.openstack.org_telemetries.yaml b/api/bases/telemetry.openstack.org_telemetries.yaml
index cde15552..d1664061 100644
--- a/api/bases/telemetry.openstack.org_telemetries.yaml
+++ b/api/bases/telemetry.openstack.org_telemetries.yaml
@@ -372,7 +372,6 @@ spec:
                     - databaseInstance
                     - evaluatorImage
                     - listenerImage
-                    - memcachedInstance
                     - notifierImage
                     - secret
                     type: object
diff --git a/api/v1beta1/autoscaling_types.go b/api/v1beta1/autoscaling_types.go
index 1129ef20..bdc82ba0 100644
--- a/api/v1beta1/autoscaling_types.go
+++ b/api/v1beta1/autoscaling_types.go
@@ -114,7 +114,7 @@ type AodhCore struct {
 	PreserveJobs bool `json:"preserveJobs"`
 
 	// Memcached instance name.
-	// +kubebuilder:validation:Required
+	// +kubebuilder:validation:Optional
 	// +kubebuilder:default=memcached
 	MemcachedInstance string `json:"memcachedInstance"`
 
diff --git a/config/crd/bases/telemetry.openstack.org_autoscalings.yaml b/config/crd/bases/telemetry.openstack.org_autoscalings.yaml
index c3ce7e9b..c3dc344a 100644
--- a/config/crd/bases/telemetry.openstack.org_autoscalings.yaml
+++ b/config/crd/bases/telemetry.openstack.org_autoscalings.yaml
@@ -359,7 +359,6 @@ spec:
                 - databaseInstance
                 - evaluatorImage
                 - listenerImage
-                - memcachedInstance
                 - notifierImage
                 - secret
                 type: object
diff --git a/config/crd/bases/telemetry.openstack.org_telemetries.yaml b/config/crd/bases/telemetry.openstack.org_telemetries.yaml
index cde15552..d1664061 100644
--- a/config/crd/bases/telemetry.openstack.org_telemetries.yaml
+++ b/config/crd/bases/telemetry.openstack.org_telemetries.yaml
@@ -372,7 +372,6 @@ spec:
                     - databaseInstance
                     - evaluatorImage
                     - listenerImage
-                    - memcachedInstance
                     - notifierImage
                     - secret
                     type: object