Update README.md

onanying · web-flow · commit 46c42356c865 · 2019-04-24T21:30:39.000+08:00
diff --git a/README.md b/README.md
@@ -7,7 +7,7 @@
 通过 Composer 安装使用：
 
 ```shell
-composer require mix/delayer-client:1.*
+composer require mix/delayer-client
 ```
 
 ## Example
