diff --git a/iOS/README-zh_CN.md b/iOS/README-zh_CN.md
index f15878e6..3510b7c3 100644
--- a/iOS/README-zh_CN.md
+++ b/iOS/README-zh_CN.md
@@ -25,14 +25,14 @@ _[English](README.md) | 简体中文_
 #### 1. 下载代码
 
 ```
-$ git clone https://github.com/Tencent-RTC/TUILiveKit.git
+git clone https://github.com/Tencent-RTC/TUILiveKit.git
 ```
 
 #### 2. 加载依赖库
 
 ```
-$ cd TUILiveKit/iOS/Example
-$ pod install
+cd TUILiveKit/iOS/Example
+pod install
 ```
 
 #### 3. 配置 SDKAppID 和 SDKSecretKey
diff --git a/iOS/README.md b/iOS/README.md
index e3477430..582531de 100644
--- a/iOS/README.md
+++ b/iOS/README.md
@@ -29,14 +29,14 @@ If you would like to try the sample app specifically fit to your usage, you can
 #### 1. Clone this repository
 
 ```
-$ git clone https://github.com/Tencent-RTC/TUILiveKit.git
+git clone https://github.com/Tencent-RTC/TUILiveKit.git
 ```
 
 #### 2. Install dependencies
 
 ```
-$ cd TUILiveKit/iOS/Example
-$ pod install
+cd TUILiveKit/iOS/Example
+pod install
 ```
 
 #### 3. Specify the SDKAppID and SDKSecretKey