diff --git a/pkg/features/kube_features.go b/pkg/features/kube_features.go
index efc73fe71c4..e89456e886d 100644
--- a/pkg/features/kube_features.go
+++ b/pkg/features/kube_features.go
@@ -1105,7 +1105,7 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
 
 	genericfeatures.OpenAPIEnums: {Default: true, PreRelease: featuregate.Beta},
 
-	genericfeatures.OpenAPIV3: {Default: true, PreRelease: featuregate.Beta},
+	genericfeatures.OpenAPIV3: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.29
 
 	genericfeatures.ServerSideApply: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.29
 
diff --git a/staging/src/k8s.io/apiserver/pkg/features/kube_features.go b/staging/src/k8s.io/apiserver/pkg/features/kube_features.go
index 62d416a41ae..eb64bb7325a 100644
--- a/staging/src/k8s.io/apiserver/pkg/features/kube_features.go
+++ b/staging/src/k8s.io/apiserver/pkg/features/kube_features.go
@@ -247,7 +247,7 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
 
 	OpenAPIEnums: {Default: true, PreRelease: featuregate.Beta},
 
-	OpenAPIV3: {Default: true, PreRelease: featuregate.Beta},
+	OpenAPIV3: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.29
 
 	RemainingItemCount: {Default: true, PreRelease: featuregate.Beta},