diff --git a/apps/common/README.md b/apps/common/README.md
index 67d9d5a95..6305cd50e 100644
--- a/apps/common/README.md
+++ b/apps/common/README.md
@@ -1,6 +1,5 @@
 ## Celery usage 
 
-----
 
 Jumpserver use celery to run task async. Using redis as the broker, so
 you should run a redis instance