diff --git a/app/index.html b/app/index.html
index 5c5b5206..172f7b68 100644
--- a/app/index.html
+++ b/app/index.html
@@ -28,7 +28,7 @@
             worldCopyJump: true,
             zoomControl: false,
             fullscreenControl: false,
-            key: 'Your API access key',
+            key: DG.config.key || 'Your API access key',
         };
         var query = parseQuery();
         var map = window.map = DG.map('map', getMapOptions(query, options));
diff --git a/app/loader.js b/app/loader.js
index 39564cbf..f2710afe 100644
--- a/app/loader.js
+++ b/app/loader.js
@@ -3,7 +3,7 @@
 
     var isJSRequested = false;
     var rejects = [];
-    var version = 'v4.0.0';
+    var version = 'v4.0.1';
     var baseURL = '__BASE_URL__';
     var query = __QUERY__;
     var isLazy = query.lazy === 'true';
diff --git a/package-lock.json b/package-lock.json
index daa348f5..da62391d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
     "name": "2gis-maps",
-    "version": "4.0.0",
+    "version": "4.0.1",
     "lockfileVersion": 1,
     "requires": true,
     "dependencies": {
diff --git a/package.json b/package.json
index a0227c69..d32fee29 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "2gis-maps",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "description": "Interactive 2GIS maps API, based on Leaflet",
   "license": "SEE LICENSE IN FILE",
   "keywords": [