diff --git a/controller/midjourney.go b/controller/midjourney.go
index 508c5dd..e190c4e 100644
--- a/controller/midjourney.go
+++ b/controller/midjourney.go
@@ -19,6 +19,9 @@ import (
 )
 
 func UpdateMidjourneyTaskBulk() {
+	if !common.IsMasterNode {
+		return
+	}
 	//imageModel := "midjourney"
 	ctx := context.TODO()
 	for {