diff --git a/instance/settings/sample.py b/instance/settings/sample.py
index 3030b12..8339db8 100644
--- a/instance/settings/sample.py
+++ b/instance/settings/sample.py
@@ -31,7 +31,7 @@ SECRET_KEY = ""
 
 # Allowed host for HTTP requests
 # ALLOWED_HOSTS = ('127.0.0.1',)
-
+# CSRF_TRUSTED_ORIGINS=['https://aircox.radiocampus.be', 'https://radiocampus.be']
 
 # When LC_LOCALE is set here, this code activates it.
 # Otherwise it can be removed