diff --git a/lib/xdhmap.common.js b/lib/xdhmap.common.js
index 6b7e018044d3bdeee476935ea46e94cdb548aea0..a716a4b98436ba17073a67c0b37c6431b7ea6c0b 100644
--- a/lib/xdhmap.common.js
+++ b/lib/xdhmap.common.js
@@ -61413,9 +61413,10 @@ function getWMTSGrid() {
 
 function createTdtLayer() {
   var t = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 'vec_c';
+  var tk= settings.tk??'464554f64aa4f4e90e0321c17a57a331'
   return new layer_Tile["a" /* default */]({
     source: new source_XYZ({
-      url: 'http://t{0-7}.tianditu.com/DataServer?T=' + t + '&x={x}&y={y}&l={z}&tk=464554f64aa4f4e90e0321c17a57a331'
+      url: 'http://t{0-7}.tianditu.com/DataServer?T=' + t + '&x={x}&y={y}&l={z}&tk='+tk
     })
   });
 }
@@ -61428,7 +61429,7 @@ function createTdtLayer() {
 
 function createTdtLayerGroup(settings) {
   var layers = settings.layers.map(function (n) {
-    return createTdtLayer(n);
+    return createTdtLayer(n,settings);
   });
   return new Group["a" /* default */]({
     layers: layers