diff --git a/mmengine/visualization/visualizer.py b/mmengine/visualization/visualizer.py
index 718ca563bc..f4f3c71f9e 100644
--- a/mmengine/visualization/visualizer.py
+++ b/mmengine/visualization/visualizer.py
@@ -227,7 +227,7 @@ def dataset_meta(self) -> Optional[dict]:
     @dataset_meta.setter  # type: ignore
     @master_only
     def dataset_meta(self, dataset_meta: dict) -> None:
-        """Set the dataset meta info to the Visualizer.""" 
+        """Set the dataset meta info to the Visualizer."""
         self._dataset_meta = dataset_meta
 
     def show(self,