diff --git a/demos/switching-geodata/demo.js b/demos/switching-geodata/demo.js
index 64cc9219..0dfa99c9 100755
--- a/demos/switching-geodata/demo.js
+++ b/demos/switching-geodata/demo.js
@@ -47,7 +47,7 @@ function onSwitchView() {
                 surfaces: {
                     'melown-viewfinder-world': [
                         'bmng08-world',
-                        'bing-world'
+                         "sentinel2-cloudless-eox"
                     ]
                 },
                 freeLayers: {}
@@ -58,7 +58,7 @@ function onSwitchView() {
                 surfaces: {
                     'melown-viewfinder-world': [
                         'bmng08-world',
-                        'bing-world'
+                         "sentinel2-cloudless-eox"
                     ]
                 },
                 freeLayers: {
diff --git a/package.json b/package.json
index 1a0a5f0b..cb91d5fe 100755
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "vts-browser-js",
-  "version": "2.23.0",
+  "version": "2.23.1",
   "description": "JavaScript WebGL 3D maps rendering engine",
   "main": "src/browser/index.js",
   "scripts": {
diff --git a/src/core/core.js b/src/core/core.js
index 9cf4c141..f6b25f05 100755
--- a/src/core/core.js
+++ b/src/core/core.js
@@ -585,7 +585,7 @@ string getCoreVersion()
 */
 
 function getCoreVersion(full) {
-    return (full ? 'Core: ' : '') + '2.23.0';
+    return (full ? 'Core: ' : '') + '2.23.1';
 }
 
 
diff --git a/src/core/renderer/interface.js b/src/core/renderer/interface.js
index 8e3b12dc..89deddba 100755
--- a/src/core/renderer/interface.js
+++ b/src/core/renderer/interface.js
@@ -200,7 +200,7 @@ RendererInterface.prototype.drawMesh = function(options) {
             uvAttr = null;
             uv2Attr = null;
             texture = null;
-            shader = renderer.progDepthTile;
+            shader = renderer.progDepthTile[0];
             break;
 
         case 'shaded':
@@ -223,7 +223,7 @@ RendererInterface.prototype.drawMesh = function(options) {
             } 
             
             uv2Attr = (shader == 'textured') ? null : 'aNormal';
-            shader = (shader == 'textured') ? renderer.progTile : ((shader == 'shaded') ? renderer.progShadedTile : renderer.progTShadedTile);
+            shader = (shader == 'textured') ? renderer.progTile[0] : ((shader == 'shaded') ? renderer.progShadedTile : renderer.progTShadedTile);
             break;
         }
     }