diff --git a/README.md b/README.md
index b587548..5d7175f 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,7 @@ This is a work in progress.
 
 ## Requirements:
 
-Now, Please make sure Golang, GCC, zlib and libpng is installed correctly before installing RobotGo.
+Now, Please make sure Golang, GCC is installed correctly before installing RobotGo.
 
 ### ALL: 
 ``` 
@@ -47,7 +47,7 @@ zlib & libpng (bitmap)
 ```
 #### For Mac OS X:
 ```
-    Xcode Command Line Tools
+Xcode Command Line Tools
 ```    
 #### For Windows:
 ```
diff --git a/README_zh.md b/README_zh.md
index 1e7d358..fef7c1f 100644
--- a/README_zh.md
+++ b/README_zh.md
@@ -35,7 +35,7 @@ QQ 群: 595877611
 ## Requirements:
 环境要求:
 
-在安装 RobotGo 之前, 请确保 Golang、GCC、zlib 和 libpng 被正确安装
+在安装 RobotGo 之前, 请确保 Golang、GCC 被正确安装
 
 ### ALL:  
 ```
@@ -44,7 +44,7 @@ GCC
 ```
 #### For Mac OS X:
 ```
-    Xcode Command Line Tools
+Xcode Command Line Tools
 ```    
 #### For Windows:
 ```
diff --git a/robotgo.go b/robotgo.go
index 2790710..6132453 100644
--- a/robotgo.go
+++ b/robotgo.go
@@ -63,7 +63,7 @@ import (
 )
 
 const (
-	version string = "v0.46.6.433, Pyrenees Mountains!"
+	version string = "v0.46.6.434, Pyrenees Mountains!"
 )
 
 type (