diff --git a/pkg/controller/deployment/sync.go b/pkg/controller/deployment/sync.go
index acc1131ef7b..3e6fa03a393 100644
--- a/pkg/controller/deployment/sync.go
+++ b/pkg/controller/deployment/sync.go
@@ -359,7 +359,8 @@ func (dc *DeploymentController) getNewReplicaSet(deployment *extensions.Deployme
 	// We may end up hitting this due to a slow cache or a fast resync of the deployment.
 	// TODO: Restore once https://github.com/kubernetes/kubernetes/issues/29735 is fixed
 	// ie. we start using a new hashing algorithm.
-	// case errors.IsAlreadyExists(err):
+	case errors.IsAlreadyExists(err):
+		return nil, err
 	//	return dc.rsLister.ReplicaSets(namespace).Get(newRS.Name)
 	case err != nil:
 		msg := fmt.Sprintf("Failed to create new replica set %q: %v", newRS.Name, err)