diff --git a/apis/k8s/v1alpha1/nodepool_types.go b/apis/k8s/v1alpha1/nodepool_types.go
index 66ce7668..ce7b8734 100644
--- a/apis/k8s/v1alpha1/nodepool_types.go
+++ b/apis/k8s/v1alpha1/nodepool_types.go
@@ -63,7 +63,6 @@ type NodePoolParameters struct {
 	//
 	// +immutable
 	// +kubebuilder:validation:Optional
-	// +kubebuilder:validation:Enum=AMD_OPTERON;INTEL_SKYLAKE;INTEL_XEON
 	CPUFamily string `json:"cpuFamily,omitempty"`
 	// The number of cores for the node.
 	//