diff --git a/README.md b/README.md
index 00b3f32..71e9867 100644
--- a/README.md
+++ b/README.md
@@ -58,7 +58,7 @@ And on top of these, it offers:
 ## 📦 Installation
 
 ```shell
-$ yarn add qiankun  # or npm i qiankun -S
+$ yarn add qiankun  # or npm i qiankun
 ```
 
 ## 📖 Documentation