diff --git a/lib/classes/UserManagement.php b/lib/classes/UserManagement.php
index 4bd47ec1cd1998f76042de0405d3722de8cc405e..1901c9414ce4b710490ebd9512969156764764bb 100644
--- a/lib/classes/UserManagement.php
+++ b/lib/classes/UserManagement.php
@@ -1207,8 +1207,6 @@ class UserManagement
             "DELETE FROM schedule_seminare WHERE user_id = ?",
             "DELETE FROM termin_related_persons WHERE user_id = ?",
             "DELETE FROM priorities WHERE user_id = ?",
-            "DELETE FROM api_oauth_user_mapping WHERE user_id = ?",
-            "DELETE FROM api_user_permissions WHERE user_id = ?",
             "DELETE FROM help_tour_user WHERE user_id = ?",
             "DELETE FROM personal_notifications_user WHERE user_id = ?",
             "DELETE FROM forum_abo_users WHERE user_id = ?",