diff --git a/src/yunohost/permission.py b/src/yunohost/permission.py
index 4e0507423..8275a96a0 100644
--- a/src/yunohost/permission.py
+++ b/src/yunohost/permission.py
@@ -166,7 +166,7 @@ def user_permission_update(operation_logger, permission, add=None, remove=None,
         raise YunohostError('permission_cannot_remove_all_users_while_visitors_allowed')
 
     # Don't update LDAP if we update exactly the same values
-    if set(new_allowed_groups) == set(current_allowed_groups):
+    if set(new_allowed_groups) == set(current_allowed_groups) and protected is None:
         logger.warning(m18n.n("permission_already_up_to_date"))
         return existing_permission