diff --git a/app/lib/a_process/ca_mqtt.c b/app/lib/a_process/ca_mqtt.c
index 4f4f63a..3ac12c3 100755
--- a/app/lib/a_process/ca_mqtt.c
+++ b/app/lib/a_process/ca_mqtt.c
@@ -435,8 +435,6 @@ void *_mqtt_manage_thread(void *args)
     time_t cur_time, report_time, heartbeat_time;
     int diff_time;
     
-    //_mqtt_param_init();
-
     IOTA_SetPrintLogCallback(_mqtt_iota_log_print);
 
     ret = IOTA_Init(".", ".");
@@ -448,7 +446,7 @@ void *_mqtt_manage_thread(void *args)
 
     _mqtt_iota_confing_set();
     
-    //_mqtt_iota_callback_set();
+    _mqtt_iota_callback_set();
 
     ret = IOTA_Login();
     LOG("IOTA_Login, retval=%d", ret);