diff --git a/pkg/features/kube_features.go b/pkg/features/kube_features.go
index c10ef871ac0..e012edcb861 100644
--- a/pkg/features/kube_features.go
+++ b/pkg/features/kube_features.go
@@ -668,6 +668,8 @@ const (
 	// owner: @RomanBednar
 	// kep: https://kep.k8s.io/3333
 	// alpha: v1.25
+	// beta: 1.26
+	// stable: v1.28
 	//
 	// Allow assigning StorageClass to unbound PVCs retroactively
 	RetroactiveDefaultStorageClass featuregate.Feature = "RetroactiveDefaultStorageClass"
@@ -1026,7 +1028,7 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
 
 	RecoverVolumeExpansionFailure: {Default: false, PreRelease: featuregate.Alpha},
 
-	RetroactiveDefaultStorageClass: {Default: true, PreRelease: featuregate.Beta},
+	RetroactiveDefaultStorageClass: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.29
 
 	RotateKubeletServerCertificate: {Default: true, PreRelease: featuregate.Beta},