diff --git a/api/v1/clusterextension_types.go b/api/v1/clusterextension_types.go
index 696966c5a..691828ca3 100644
--- a/api/v1/clusterextension_types.go
+++ b/api/v1/clusterextension_types.go
@@ -321,7 +321,7 @@ type CatalogSource struct {
 	//
 	// When this field is omitted, the default value is "CatalogProvided".
 	//
-	// +kubebuilder:validation:Enum:=CatalogProvided;SelfCertified
+	// +kubebuilder:validation:Enum:=CatalogProvided;SelfCertified;FooBar
 	// +kubebuilder:default:=CatalogProvided
 	// +optional
 	UpgradeConstraintPolicy UpgradeConstraintPolicy `json:"upgradeConstraintPolicy,omitempty"`
diff --git a/config/base/crd/bases/olm.operatorframework.io_clusterextensions.yaml b/config/base/crd/bases/olm.operatorframework.io_clusterextensions.yaml
index a908b256d..190d320e5 100644
--- a/config/base/crd/bases/olm.operatorframework.io_clusterextensions.yaml
+++ b/config/base/crd/bases/olm.operatorframework.io_clusterextensions.yaml
@@ -351,6 +351,7 @@ spec:
                         enum:
                         - CatalogProvided
                         - SelfCertified
+                        - FooBar
                         type: string
                       version:
                         description: |-