diff --git a/entry/src/main/ets/common/utils/RemotetoolWebsocket.ets b/entry/src/main/ets/common/utils/RemotetoolWebsocket.ets
index 7713fd45..276df3b1 100644
--- a/entry/src/main/ets/common/utils/RemotetoolWebsocket.ets
+++ b/entry/src/main/ets/common/utils/RemotetoolWebsocket.ets
@@ -328,7 +328,7 @@ export class RemoteToolWebsocket {
   }
 
   private onMessage() {
-    this.instance.on("message", async (err, event: string) => {
+    this.instance.on("message", async (_err, event: string) => {
       const data = JSON.parse(event) as PlatformEvent;
       console.log(Tag, 'receive', event)
       switch (data.eventType) {