diff --git a/src/agenda_culturel/templatetags/utils_extra.py b/src/agenda_culturel/templatetags/utils_extra.py
index afa69dd..87b20c7 100644
--- a/src/agenda_culturel/templatetags/utils_extra.py
+++ b/src/agenda_culturel/templatetags/utils_extra.py
@@ -22,7 +22,7 @@ def is_facebook_url(url):
     if obj and obj.hostname:
         return obj.hostname.endswith("facebook.com")
     else:
-        return url
+        return False
 
 @register.filter
 def hostname_or_socialmedia(url):