diff --git a/simgear/scene/tsync/terrasync.cxx b/simgear/scene/tsync/terrasync.cxx
index 7114ddf1..6d8886ca 100644
--- a/simgear/scene/tsync/terrasync.cxx
+++ b/simgear/scene/tsync/terrasync.cxx
@@ -1343,22 +1343,20 @@ void SGTerraSync::update(double)
     if (worker_running && (copiedState._consecutive_errors >= allowedErrors)) {
 
         //zhongjin
-//        _workerThread->setHTTPServer("https://data.kongjian.xin/fgscenery","https://data.kongjian.xin/osm2city");
+        _workerThread->setHTTPServer("https://data.kongjian.xin/fgscenery","https://data.kongjian.xin/osm2city");
         //end
 
         enabled = false;
 
-        _workerThread->stop();
+        _stop = true;
+
+        //_workerThread->stop();
 
         _retryBackOffSeconds = std::min(_retryBackOffSeconds + 60, 60u * 15);
         const int seconds = static_cast<int>(sg_random() * _retryBackOffSeconds);
         //_retryTime = SGTimeStamp::now() + SGTimeStamp::fromSec(seconds);
         SG_LOG(SG_TERRASYNC, SG_ALERT, "Terrasync paused due to " << copiedState._consecutive_errors << " consecutive errors during sync; will retry in " << seconds << " seconds.");
 
-        //zhongjin
-        //NAPTR 查询失败后处理
-        //_retryTime =  SGTimeStamp::now() - SGTimeStamp::fromSec(seconds);
-        //end