diff --git a/components/playground/playground.go b/components/playground/playground.go
index 2b1f783d61..73fe009ad5 100644
--- a/components/playground/playground.go
+++ b/components/playground/playground.go
@@ -1178,7 +1178,7 @@ func (p *Playground) bootCluster(ctx context.Context, env *environment.Environme
 		}
 		// wait dm-master up before dm-worker
 		if cid == spec.ComponentDMWorker && !allDMMasterReady {
-			//p.waitAllDMMasterUp()
+			p.waitAllDMMasterUp()
 			allDMMasterReady = true
 		}