diff --git a/conf/nginx.conf b/conf/nginx.conf
index 02d4d9e..b1dfcde 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -12,7 +12,7 @@ location ^~ __PATH__/ {
   proxy_set_header Connection "Upgrade";
 
   # Enable websockets (see: https://github.com/YunoHost-Apps/nodered_ynh/issues/78 )
-  more_set_headers "Content-Security-Policy : upgrade-insecure-requests; default-src https: data: blob: ; connect-src 'self' wss://$host; object-src https: data: 'unsafe-inline'; style-src https: data: 'unsafe-inline' ; script-src https: data: 'unsafe-inline' 'unsafe-eval'; worker-src 'self' blob:;";
+    more_set_headers "Content-Security-Policy : upgrade-insecure-requests; default-src https: data: blob: ; connect-src 'self' wss://$host https://catalogue.nodered.org/; object-src https: data: 'unsafe-inline'; style-src https: data: 'unsafe-inline' ; script-src https: data: 'unsafe-inline' 'unsafe-eval'; worker-src 'self' blob:;";
 
   # Include SSOWAT user panel.
   include conf.d/yunohost_panel.conf.inc;