diff --git a/spy/rpc_server.cpp b/spy/rpc_server.cpp
index 3b650b4..2cdd2ed 100644
--- a/spy/rpc_server.cpp
+++ b/spy/rpc_server.cpp
@@ -286,6 +286,7 @@ static void PushMessage()
                 if (rv != 0) {
                     LOG_ERROR("nng_send: {}", rv);
                 }
+                LOG_DEBUG("Send data length {}", stream.bytes_written);
             }
         }
     }
diff --git a/spy/spy.cpp b/spy/spy.cpp
index 65d53e4..f33d3a3 100644
--- a/spy/spy.cpp
+++ b/spy/spy.cpp
@@ -21,7 +21,7 @@ void InitSpy()
         LOG_ERROR("获取微信版本失败");
         return;
     }
-
+    LOG_DEBUG("WeChat version: {}", Wstring2String(version).c_str());
     if (LoadCalls(version, &g_WxCalls) != 0) { //加载微信版本对应的Call地址
         LOG_ERROR("不支持当前版本");
         return;