diff --git a/examples/cernbox/keycloak/cernbox.json b/examples/cernbox/keycloak/cernbox.json
index 4e64c919afd..65c1a684e48 100644
--- a/examples/cernbox/keycloak/cernbox.json
+++ b/examples/cernbox/keycloak/cernbox.json
@@ -636,7 +636,9 @@
       "redirectUris": [
         "/realms/cernbox/account/*"
       ],
-      "webOrigins": [],
+      "webOrigins": [
+        "*"
+      ],
       "notBefore": 0,
       "bearerOnly": false,
       "consentRequired": false,
@@ -680,7 +682,9 @@
       "redirectUris": [
         "/realms/cernbox/account/*"
       ],
-      "webOrigins": [],
+      "webOrigins": [
+        "*"
+      ],
       "notBefore": 0,
       "bearerOnly": false,
       "consentRequired": false,
@@ -812,11 +816,11 @@
       "clientAuthenticatorType": "client-secret",
       "redirectUris": [
         "https://cernbox1.docker/*",
-        "https://cernbox2.docker/*"
+        "https://cernbox2.docker/*",
+        "https://idp.docker:8443/*"
       ],
       "webOrigins": [
-        "https://cernbox1.docker/*",
-        "https://cernbox2.docker/*"
+        "*"
       ],
       "notBefore": 0,
       "bearerOnly": false,
@@ -903,7 +907,7 @@
         "/admin/cernbox/console/*"
       ],
       "webOrigins": [
-        "+"
+        "*"
       ],
       "notBefore": 0,
       "bearerOnly": false,
diff --git a/examples/cernbox/nginx/nginx.conf b/examples/cernbox/nginx/nginx.conf
index c1e4b8c5e6c..64108e3b650 100644
--- a/examples/cernbox/nginx/nginx.conf
+++ b/examples/cernbox/nginx/nginx.conf
@@ -139,7 +139,9 @@ http {
     }
 
     location ^~ /cernbox {
-      root /var/www/cernbox;
+      root /var/www;
+      add_header Cache-Control "no-cache";
+      add_header Access-Control-Allow-Origin "https://idp.docker:8443" always;
       etag off;
       gzip_static on;
     }
@@ -148,7 +150,7 @@ http {
       root /var/www/web;
       add_header Cache-Control "no-cache";
       add_header Access-Control-Allow-Origin "https://idp.docker:8443" always;
-      etag on;
+      etag off;
       gzip_static on;
       try_files $uri /index.html;
     }