diff --git a/scripts/upgrade b/scripts/upgrade
index 3c2ba5e..6e30a1e 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -102,8 +102,6 @@ fi
 if ynh_legacy_permissions_exists
 then
 	ynh_legacy_permissions_delete_all
-
-	ynh_app_setting_delete --app=$app --key=is_public
 fi
 
 #=================================================