diff --git a/src/daemon/spawner.py b/src/daemon/spawner.py
index f3dd7d9..99e0b4c 100644
--- a/src/daemon/spawner.py
+++ b/src/daemon/spawner.py
@@ -831,7 +831,7 @@ curl -X POST http://{api_host}:{api_port}/api/projects/{project_id}/tasks/{task_
                     self.counter.set_cooldown(agent_id, seconds=30)
                 await self._do_retry(
                     session_id, agent_id, task_id, on_complete, db_path,
-                    "retry_count"
+                    "fallback_retry_count"  # 独立计数，不与 gateway_timeout 的 retry_count 共用
                 )
         else:
             # 其他:A1(completed), A4(agent_failed), A7(auth_failed),