diff --git a/o2web/source/o2_core/o2.js b/o2web/source/o2_core/o2.js
index bbb7a9fc93d3d240e0abd3567cc4c0de310ef3f2..2ee49efb1bbdd352c297695fc64df983180ca781 100644
--- a/o2web/source/o2_core/o2.js
+++ b/o2web/source/o2_core/o2.js
@@ -1403,6 +1403,9 @@ if (!window.o2) {
         _json.get = function (url, callback, async, nocache) {
             var loadAsync = (async !== false);
             var noJsonCache = (nocache === true);
+            if (url.indexOf("config.json")){
+                noJsonCache = true;
+            }
 
             url = (url.indexOf("?") !== -1) ? url + "&v=" + o2.version.v : url + "?v=" + o2.version.v;