diff --git a/src/dzitilesource.js b/src/dzitilesource.js
index daed278e..5ef2585e 100644
--- a/src/dzitilesource.js
+++ b/src/dzitilesource.js
@@ -138,7 +138,12 @@ $.extend( $.DziTileSource.prototype, $.TileSource.prototype, /** @lends OpenSead
 
         if (url && !options.tilesUrl) {
             options.tilesUrl = url.replace(/([^\/]+)\.(dzi|xml|js)(\?.*|$)/, '$1_files/');
-            options.queryParams = url.match(/\?.*/);
+
+            if (url.search(/\.(dzi|xml|js)\?/) != -1) {
+                options.queryParams = url.match(/\?.*/);
+            }else{
+                options.queryParams = '';
+            }
         }
 
         return options;