diff --git a/a8/asynctcpclient.cc b/a8/asynctcpclient.cc
index 71502ba..ed1c2c9 100644
--- a/a8/asynctcpclient.cc
+++ b/a8/asynctcpclient.cc
@@ -27,9 +27,13 @@ namespace a8
 
     AsyncTcpClient::~AsyncTcpClient()
     {
+        // 999
+        #if 1
+        #else
         if (!list_empty(&connect_timer_attacher.timer_list_)) {
             abort();
         }
+        #endif
         Close();
         A8_SAFE_DELETE(send_buffer_mutex_);
     }
diff --git a/a8/asynctcpclient.h b/a8/asynctcpclient.h
index c0885c7..952f950 100644
--- a/a8/asynctcpclient.h
+++ b/a8/asynctcpclient.h
@@ -17,7 +17,7 @@ namespace a8
         std::string remote_address;
         int remote_port = 0;
         int timeout_ms = 1000 * 10;
-        a8::XTimerAttacher connect_timer_attacher;
+        a8::Attacher connect_timer_attacher;
         std::atomic<long long> ref_count;
 
         AsyncTcpClient();