diff --git a/README.md b/README.md
index 384d17c..1f38e0d 100644
--- a/README.md
+++ b/README.md
@@ -23,11 +23,8 @@ $ python mainGame.py
 # License
 GPL
 
-# Screeshot
+# Screenshot
 
 ![](http://s2.postimg.org/728c1wy4p/Screenshot_5.png)
 
 ![](http://s30.postimg.org/fflxcv9ld/Screenshot_6.png)
-
-# Doc
-[使用Pygame制作微信打飞机游戏PC版](https://www.cnblogs.com/dukeleo/p/3339780.html) (a Chinese startup)