diff --git a/vllm/v1/engine/core.py b/vllm/v1/engine/core.py
index 1fa04d1116065..ca636bf5a6f7d 100644
--- a/vllm/v1/engine/core.py
+++ b/vllm/v1/engine/core.py
@@ -422,7 +422,8 @@ class EngineCoreProc(EngineCore):
                 addresses.frontend_stats_publish_address)
             # Only publish request queue stats to coordinator for "internal"
             # LB mode.
-            self.publish_dp_lb_stats = (self.has_coordinator 
+            self.publish_dp_lb_stats = (
+                self.has_coordinator
                 and not vllm_config.parallel_config.data_parallel_external_lb)
 
             self._init_data_parallel(vllm_config)