diff --git a/zh-cn/application-dev/dfx/apprecovery-guidelines.md b/zh-cn/application-dev/dfx/apprecovery-guidelines.md
index 79097f0f4c8583c83355410d70ca7ab26a8bf08d..393083bb068e7f282675e166e24c012e2dd0e877 100644
--- a/zh-cn/application-dev/dfx/apprecovery-guidelines.md
+++ b/zh-cn/application-dev/dfx/apprecovery-guidelines.md
@@ -221,3 +221,4 @@ export default class EntryAbility extends Ability {
     }
 }
 ```
+