diff --git a/entry/src/main/ets/utils/TcpRequest.ets b/entry/src/main/ets/utils/TcpRequest.ets
index ed30d788..f7a7e2bb 100644
--- a/entry/src/main/ets/utils/TcpRequest.ets
+++ b/entry/src/main/ets/utils/TcpRequest.ets
@@ -120,7 +120,8 @@ class TcpUtils {
     })
   }
 
-  request(url: string, option: RequestParams, resolve, reject) {
+  request(url: string, option: RequestParams, resolve: (value: void | PromiseLike<void>) => void
+    , reject: (reason?: ESObject) => void) {
     let key = new Date().getTime()
     this.requestMap.set(key + "", {
       url,