diff --git a/pkg/features/kube_features.go b/pkg/features/kube_features.go
index 3c6e9614d98..e64b43ac570 100644
--- a/pkg/features/kube_features.go
+++ b/pkg/features/kube_features.go
@@ -1747,6 +1747,7 @@ var defaultVersionedKubernetesFeatureGates = map[featuregate.Feature]featuregate
 
 	SupplementalGroupsPolicy: {
 		{Version: version.MustParse("1.31"), Default: false, PreRelease: featuregate.Alpha},
+		{Version: version.MustParse("1.33"), Default: true, PreRelease: featuregate.Beta},
 	},
 
 	SystemdWatchdog: {
diff --git a/test/compatibility_lifecycle/reference/versioned_feature_list.yaml b/test/compatibility_lifecycle/reference/versioned_feature_list.yaml
index e6bf4c342fa..2048784dcf7 100644
--- a/test/compatibility_lifecycle/reference/versioned_feature_list.yaml
+++ b/test/compatibility_lifecycle/reference/versioned_feature_list.yaml
@@ -1521,6 +1521,10 @@
     lockToDefault: false
     preRelease: Alpha
     version: "1.31"
+  - default: true
+    lockToDefault: false
+    preRelease: Beta
+    version: "1.33"
 - name: SystemdWatchdog
   versionedSpecs:
   - default: true