diff --git a/src/main/html/index.html b/src/main/html/index.html
index b14534c8..4b2642cf 100644
--- a/src/main/html/index.html
+++ b/src/main/html/index.html
@@ -24,7 +24,7 @@
   <script src='lib/swagger-oauth.js' type='text/javascript'></script>
   <script type="text/javascript">
     $(function () {
-      var url = window.location.search.match(/url=([^&]+)/);
+      var url = decodeURIComponent(window.location.search.match(/url=([^&]+)/));
       if (url && url.length > 1) {
         url = url[1];
       } else {