diff --git a/addons/project/models/project_task_type.py b/addons/project/models/project_task_type.py
index 0f67f5c8980..0a6c0ddf7db 100644
--- a/addons/project/models/project_task_type.py
+++ b/addons/project/models/project_task_type.py
@@ -145,7 +145,3 @@ class ProjectTaskType(models.Model):
             'stage_id': new_stage.id,
         })
         self.unlink()
-
-    @api.autovacuum
-    def _gc_personal_stages(self):
-        self.env['project.task.type'].search([('user_id.active', '=', False)], limit=1000).unlink()