diff --git a/fastdeploy/worker/metax_model_runner.py b/fastdeploy/worker/metax_model_runner.py
index 7b0525da1..f4757d6e7 100644
--- a/fastdeploy/worker/metax_model_runner.py
+++ b/fastdeploy/worker/metax_model_runner.py
@@ -1534,7 +1534,7 @@ class MetaxModelRunner(ModelRunnerBase):
             name="cache_ready_signal",
             array=cache_ready_signal_data,
             dtype=np.int32,
-            suffix=self.parallel_config.engine_worker_queue_port,
+            suffix=self.parallel_config.local_engine_worker_queue_port,
             create=False,
         )