diff --git a/apxtrib.js b/apxtrib.js
index e668e06..d8fed4d 100755
--- a/apxtrib.js
+++ b/apxtrib.js
@@ -161,9 +161,9 @@ const corsOptions = {
   origin: (origin, callback) => {
     //before modif only origin == undefined
     if (
-      (infotown.townId == "devfarm" &&
+      (origin == undefined || (infotown.townId == "devfarm" &&
         (origin == undefined || origin == null)) ||
-      origin.indexOf("chrome-extension") > -1
+      origin.indexOf("chrome-extension") > -1)
     ) {
       callback(null, true);
     } else {