diff --git a/docs/tutorials/INSTALL.md b/docs/tutorials/INSTALL.md
index 6dfdc7b09062726b3da8a48d6be75a889596acdd..a9903151f9d61b58edc93bdafd808072a1982c20 100644
--- a/docs/tutorials/INSTALL.md
+++ b/docs/tutorials/INSTALL.md
@@ -64,24 +64,12 @@ python -c "import paddle; print(paddle.__version__)"
 
 ### 2. Install PaddleDetection
 
-PaddleDetection can be installed in the following two ways:
 
-#### 2.1 Install via pip
 
 **Note:** Installing via pip only supports Python3
 
 ```
-# Install paddledet via pip
-pip install paddledet==2.1.0 -i https://mirror.baidu.com/pypi/simple
 
-# Download and use the configuration files and code examples in the source code
-git clone https://github.com/PaddlePaddle/PaddleDetection.git
-cd PaddleDetection
-```
-
-#### 2.2 Compile and install from Source code
-
-```
 # Clone PaddleDetection repository
 cd <path/to/clone/PaddleDetection>
 git clone https://github.com/PaddlePaddle/PaddleDetection.git
diff --git a/docs/tutorials/INSTALL_cn.md b/docs/tutorials/INSTALL_cn.md
index 0fde61bf91870a4ebe9debcef6fbc8ed1cea7ce5..4676981319e35bdc5de7458d4f8f474a6a22e793 100644
--- a/docs/tutorials/INSTALL_cn.md
+++ b/docs/tutorials/INSTALL_cn.md
@@ -54,22 +54,12 @@ python -c "import paddle; print(paddle.__version__)"
 
 ### 2. 安装PaddleDetection
 
-可通过如下两种方式安装PaddleDetection
 
-#### 2.1 通过pip安装
+
 
 **注意：** pip安装方式只支持Python3
 
-```
-# pip安装paddledet
-pip install paddledet==2.1.0 -i https://mirror.baidu.com/pypi/simple
 
-# 下载使用源码中的配置文件和代码示例
-git clone https://github.com/PaddlePaddle/PaddleDetection.git
-cd PaddleDetection
-```
-
-#### 2.2 源码编译安装
 
 ```
 # 克隆PaddleDetection仓库
@@ -82,10 +72,10 @@ python setup.py install
 
 # 安装其他依赖
 pip install -r requirements.txt
-
 ```
 
 **注意**
+1. 如果github下载代码较慢，可尝试使用[gitee](https://gitee.com/PaddlePaddle/PaddleDetection.git)或者[代理加速](https://doc.fastgit.org/zh-cn/guide.html)。
 
 1. 若您使用的是Windows系统，由于原版cocoapi不支持Windows，`pycocotools`依赖可能安装失败，可采用第三方实现版本，该版本仅支持Python3