diff --git a/public/templates/data.tmpl b/public/templates/data.tmpl
index 06d4938..c98435f 100644
--- a/public/templates/data.tmpl
+++ b/public/templates/data.tmpl
@@ -98,7 +98,7 @@
     new L.Control.Zoom({ position: 'topright' }).addTo(map);
 
     var tile_urls = [], tile_attribution, tile_minzoom, tile_maxzoom;
-    var url = '{{public_url}}data/{{id}}.json' + keyParam;
+    var url = '{{public_url}}data/256/{{id}}.json' + keyParam;
     var req = new XMLHttpRequest();
     req.overrideMimeType("application/json");
     req.open('GET', url, true);
diff --git a/public/templates/index.tmpl b/public/templates/index.tmpl
index 250d056..573dff3 100644
--- a/public/templates/index.tmpl
+++ b/public/templates/index.tmpl
@@ -38,7 +38,7 @@
                 <a href="{{public_url}}styles/{{@key}}/style.json{{&../key_query}}">GL Style</a>
               {{/if}}
               {{#if serving_rendered}}
-                {{#if serving_data}}| {{/if}}<a href="{{public_url}}styles/{{@key}}.json{{&../key_query}}">TileJSON</a>
+                {{#if serving_data}}| {{/if}}<a href="{{public_url}}styles/512/{{@key}}.json{{&../key_query}}">TileJSON</a>
               {{/if}}
               {{#if serving_rendered}}
                 | <a href="{{public_url}}styles/{{@key}}/wmts.xml{{&../key_query}}">WMTS</a>
@@ -81,7 +81,7 @@
             <div class="identifier">identifier: {{@key}}{{#if formatted_filesize}} | size: {{formatted_filesize}}{{/if}}</div>
             <div class="identifier">type: {{#is_vector}}vector{{/is_vector}}{{^is_vector}}raster{{/is_vector}} data {{#if sourceType}} | ext: {{sourceType}}{{/if}}</div>
             <p class="services">
-              services: <a href="{{public_url}}data/{{@key}}.json{{&../key_query}}">TileJSON</a>
+              services: <a href="{{public_url}}data/256/{{@key}}.json{{&../key_query}}">TileJSON</a>
               {{#if xyz_link}}
                 | <a href="#" onclick="return toggle_xyz('xyz_data_{{@key}}');">XYZ</a>
                   <input id="xyz_data_{{@key}}" type="text" value="{{&xyz_link}}" style="display:none;" />
diff --git a/public/templates/viewer.tmpl b/public/templates/viewer.tmpl
index 82a0a37..da335e1 100644
--- a/public/templates/viewer.tmpl
+++ b/public/templates/viewer.tmpl
@@ -81,7 +81,7 @@
         new L.Control.Zoom({ position: 'topright' }).addTo(map);
         
         var tile_urls = [], tile_attribution, tile_minzoom, tile_maxzoom;
-        var url = '{{public_url}}styles/{{id}}.json' + keyParam;
+        var url = '{{public_url}}styles/512/{{id}}.json' + keyParam;
         var req = new XMLHttpRequest();
         req.overrideMimeType("application/json");
         req.open('GET', url, true);