diff --git a/cmd/kube-apiserver/app/options/options.go b/cmd/kube-apiserver/app/options/options.go
index 1ba2092f0f..02d2a29123 100644
--- a/cmd/kube-apiserver/app/options/options.go
+++ b/cmd/kube-apiserver/app/options/options.go
@@ -115,7 +115,7 @@ func NewServerRunOptions() *ServerRunOptions {
 	s.ServiceClusterIPRange = kubeoptions.DefaultServiceIPCIDR
 
 	// Overwrite the default for storage data format.
-	s.Etcd.DefaultStorageMediaType = "application/vnd.kubernetes.protobuf"
+	//s.Etcd.DefaultStorageMediaType = "application/vnd.kubernetes.protobuf"
 
 	return &s
 }