diff --git a/simgear/scene/tsync/terrasync.cxx b/simgear/scene/tsync/terrasync.cxx
index df3de110..7ca5a4a8 100644
--- a/simgear/scene/tsync/terrasync.cxx
+++ b/simgear/scene/tsync/terrasync.cxx
@@ -552,7 +552,10 @@ std::string SGTerraSync::WorkerThread::dnsSelectServerForService(const std::stri
 
     if( naptrRequest->entries.empty() ) {
         SG_LOG(SG_TERRASYNC, SG_ALERT, "Warning: no DNS entry found for '" << _dnsdn << "' '" << naptrRequest->qservice << "'" );
-        return {"https://data.kongjian.xin/fgscenery","https://data.kongjian.xin/osm2city"};
+
+        if (service == "ws20" ) return "https://data.kongjian.xin/fgscenery";
+        if (service == "o2c" ) return "https://data.kongjian.xin/osm2city";
+
     }
 
     // walk through responses, they are ordered by 1. order and 2. preference