diff --git a/pkg/registry/core/node/strategy.go b/pkg/registry/core/node/strategy.go
index a6900429ff8..e6932db7346 100644
--- a/pkg/registry/core/node/strategy.go
+++ b/pkg/registry/core/node/strategy.go
@@ -34,9 +34,11 @@ import (
 	"k8s.io/apiserver/pkg/registry/generic"
 	pkgstorage "k8s.io/apiserver/pkg/storage"
 	"k8s.io/apiserver/pkg/storage/names"
+	utilfeature "k8s.io/apiserver/pkg/util/feature"
 	"k8s.io/kubernetes/pkg/api/legacyscheme"
 	api "k8s.io/kubernetes/pkg/apis/core"
 	"k8s.io/kubernetes/pkg/apis/core/validation"
+	"k8s.io/kubernetes/pkg/features"
 	"k8s.io/kubernetes/pkg/kubelet/client"
 	"sigs.k8s.io/structured-merge-diff/v4/fieldpath"
 )
@@ -101,6 +103,9 @@ func dropDisabledFields(node *api.Node, oldNode *api.Node) {
 		node.Spec.ConfigSource = nil
 	}
 
+	if !utilfeature.DefaultFeatureGate.Enabled(features.RecursiveReadOnlyMounts) {
+		node.Status.RuntimeClasses = nil
+	}
 }
 
 // nodeConfigSourceInUse returns true if node's Spec ConfigSource is set(used)