diff --git a/worldmap/worldmap.js b/worldmap/worldmap.js
index 40cd201..690965e 100644
--- a/worldmap/worldmap.js
+++ b/worldmap/worldmap.js
@@ -942,6 +942,10 @@ var addBaseMaps = function(maplist,first) {
         var osmUrl='https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png';
         var osmAttrib='Map data © OpenStreetMap contributors';
 
+        var osmUrl='https://maps.jingweiht.com/tile/{z}/{x}/{y}.png';
+        var osmAttrib='经纬航通';
+
+
         if (maplist.indexOf("MB3d")!==-1) { // handle the case of 3d by redirecting to that page instead.
             window.location.href("index3d.html");
         }