diff --git a/README.md b/README.md
index 0c61c28..ce87780 100644
--- a/README.md
+++ b/README.md
@@ -1,14 +1,15 @@
+#  [在线文档（Online Document）](http://github.tinywan.com/golang-tutorial/)
 
 ##  :orange_book:  持续更新中...
 
 ###  介绍和安装
 
-* [1、介绍和安装](/docs/golang_tutoria_01.md)  
-* [2、Hello World ](/docs/golang_tutoria_02.md) 
+* [1、介绍和安装](/docs/golang_tutorial_01.md)  
+* [2、Hello World ](/docs/golang_tutorial_02.md) 
 
 ### 变量、类型和常量  
 
-* [3、变量](/docs/golang_tutoria_03.md)  
+* [3、变量](/docs/golang_tutorial_03.md)  
 * 4、类型  
 * 5、常量  
 
diff --git a/docs/golang_tutoria_01.md b/docs/golang_tutorial_01.md
similarity index 100%
rename from docs/golang_tutoria_01.md
rename to docs/golang_tutorial_01.md
diff --git a/docs/golang_tutoria_02.md b/docs/golang_tutorial_02.md
similarity index 100%
rename from docs/golang_tutoria_02.md
rename to docs/golang_tutorial_02.md
diff --git a/docs/golang_tutoria_03.md b/docs/golang_tutorial_03.md
similarity index 100%
rename from docs/golang_tutoria_03.md
rename to docs/golang_tutorial_03.md
diff --git a/docs/golang_tutoria_04.md b/docs/golang_tutorial_04.md
similarity index 100%
rename from docs/golang_tutoria_04.md
rename to docs/golang_tutorial_04.md
diff --git a/docs/index.md b/docs/index.md
index 0c61c28..5211092 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -1,14 +1,12 @@
 
-##  :orange_book:  持续更新中...
-
 ###  介绍和安装
 
-* [1、介绍和安装](/docs/golang_tutoria_01.md)  
-* [2、Hello World ](/docs/golang_tutoria_02.md) 
+* [1、介绍和安装](/golang_tutorial_01.md)  
+* [2、Hello World ](/golang_tutorial_02.md) 
 
 ### 变量、类型和常量  
 
-* [3、变量](/docs/golang_tutoria_03.md)  
+* [3、变量](/golang_tutorial_03.md)  
 * 4、类型  
 * 5、常量