diff --git a/README.md b/README.md
index 3b6f8ab..69f3518 100644
--- a/README.md
+++ b/README.md
@@ -46,7 +46,7 @@ import towhee
           .action_classification.timesformer['frames', ('labels', 'scores', 'features')](
                 model_name='timesformer_k400_8x224')
           .select['path', 'labels', 'scores', 'features']()
-          .show(formatter={'path':'video_path'})
+          .show(formatter={'path': 'video_path'})
 )
 ```
 <img src="./result2.png" width="800px"/>