diff --git a/server/websocket.go b/server/websocket.go
index db22aee..75b3701 100644
--- a/server/websocket.go
+++ b/server/websocket.go
@@ -334,14 +334,12 @@ func (c *websocketConn) handleRequest(bot *coolq.CQBot, payload []byte) {
 		defer c.Unlock()
 		_ = c.WriteJSON(ret)
 	} else {
-		ret := global.MSG{
-			"status":  "failed",
-			"retcode": 1404,
-			"data":    nil,
-		}
+		ret := coolq.Failed(1404,"API_NOT_FOUND","API不存在")
 		if j.Get("echo").Exists() {
 			ret["echo"] = j.Get("echo").Value()
 		}
+		c.Lock()
+		defer c.Unlock()
 		_ = c.WriteJSON(ret)
 	}
 }