diff --git a/README.zh-CN.md b/README.zh-CN.md
index 2b1bb3d..8f30535 100644
--- a/README.zh-CN.md
+++ b/README.zh-CN.md
@@ -222,7 +222,7 @@ foreach (var keys in cli.Scan("*", 10, null))
 }
 ```
 
-### 🍡DelayQueue (延时队列)
+### 🍡 DelayQueue (延时队列)
 
 ```c#
 var delayQueue = cli.DelayQueue("TestDelayQueue");