diff --git a/.travis/unittest.sh b/.travis/unittest.sh
index 2eb57477fa8ef0b84ec743b397bb34403b3c7ce9..542f64d39cadb390383d777c91ac30efc56e2044 100755
--- a/.travis/unittest.sh
+++ b/.travis/unittest.sh
@@ -9,7 +9,7 @@ abort(){
 unittest(){
     cd $1 > /dev/null
     if [ -f "setup.sh" ]; then
-        sh setup.sh
+        bash setup.sh
         export LD_LIBRARY_PATH=/usr/local/lib:$LD_LIBRARY_PATH
     fi
     if [ $? != 0 ]; then
diff --git a/README.md b/README.md
index 9c46683a7318f15c0c7dd745044d6c70099e9a3f..3b8b69a31de8ed4f6fc35bb32007362371daa0d9 100644
--- a/README.md
+++ b/README.md
@@ -17,23 +17,8 @@
 
 * python>=3.7
 * paddlepaddle>=2.0.0
-* Ubuntu
 
-- Run the setup script for the remaining dependencies
-
-```bash
-git clone https://github.com/PaddlePaddle/DeepSpeech.git
-cd DeepSpeech
-pushd tools; make; popd
-source tools/venv/bin/activate
-bash setup.sh
-```
-
-- Source venv before do experiment.
-
-```bash
-source tools/venv/bin/activate
-```
+Please see [install](docs/install.md).
 
 ## Getting Started
 
diff --git a/README_cn.md b/README_cn.md
index 65891190bd0752be210d08fc3e9af38d5a903893..c89b8cabc4d03b0d3e0494f711f78d896afb55af 100644
--- a/README_cn.md
+++ b/README_cn.md
@@ -14,25 +14,11 @@
 * [Baidu's Deep Speech2](http://proceedings.mlr.press/v48/amodei16.pdf)
 
 ## 安装
+
 * python>=3.7
 * paddlepaddle>=2.0.0
-* Ubuntu
-
-- 安装依赖
-
-```bash
-git clone https://github.com/PaddlePaddle/DeepSpeech.git
-cd DeepSpeech
-pushd tools; make; popd
-source tools/venv/bin/activate
-bash setup.sh
-```
-
-- 开始实验前要source环境.
 
-```bash
-source tools/venv/bin/activate
-```
+参看 [安装](docs/install.md)。
 
 ## 开始