diff --git a/management/commands/refresh_activities.py b/management/commands/refresh_activities.py
index 35b4301..4500e51 100644
--- a/management/commands/refresh_activities.py
+++ b/management/commands/refresh_activities.py
@@ -13,7 +13,7 @@ from activity.models import Activity
 
 
 class Command(BaseCommand):
-    acl_header = "#acl NoteKfet2015:read,write,admin NoteKfet2020:read,write,admin All:read Default\n"
+    acl_header = "#acl NoteKfet2020:read,write,admin All:read Default\n"
 
     warning_header = """## NE PAS ÉDITER CETTE PAGE MANUELLEMENT
 ## ELLE EST GÉNÉRÉE AUTOMATIQUEMENT PAR LA NOTE KFET 2020