diff --git a/resources/views/livewire/book-case/heatmap.blade.php b/resources/views/livewire/book-case/heatmap.blade.php
index d9f6a2e0..ac45b15c 100644
--- a/resources/views/livewire/book-case/heatmap.blade.php
+++ b/resources/views/livewire/book-case/heatmap.blade.php
@@ -18,8 +18,8 @@
                         };
 
                         var baseLayer = L.tileLayer(
-                            'http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png',{
-                                attribution: '...',
+                            'https://stamen-tiles-{s}.a.ssl.fastly.net/toner/{z}/{x}/{y}.png',{
+                                attribution: 'Map tiles by <a href=\'http://stamen.com\'>Stamen Design</a>, <a href=\'http://creativecommons.org/licenses/by/3.0\'>CC BY 3.0</a> &mdash; Map data &copy; <a href=\'http://www.openstreetmap.org/copyright\'>OpenStreetMap</a>',
                                 maxZoom: 18
                             }
                         );