diff --git a/conf/config.js b/conf/config.js
index e3dd5ad..41b1075 100644
--- a/conf/config.js
+++ b/conf/config.js
@@ -72,7 +72,7 @@ module.exports = {
  *
  *  CUSTOMIZE AND UNCOMMENT THIS FOR PRODUCTION INSTALLATIONS.
  */
-    // httpSafeOrigin: "https://some-other-domain.xyz",
+    httpSafeOrigin: "https://sandbox-__DOMAIN__",
 
 /*  httpAddress specifies the address on which the nodejs server
  *  should be accessible. By default it will listen on 127.0.0.1
@@ -325,4 +325,4 @@ module.exports = {
      *
      */
     installMethod: 'unspecified',
-};
\ No newline at end of file
+};