diff --git a/README.md b/README.md
index 203eae0..2b943d6 100644
--- a/README.md
+++ b/README.md
@@ -48,6 +48,7 @@
 	
 	This is my **first  document**!
 	```
+    在一级标题中：#与标题内容间需要入空格(# Hello)
 
 * 配置侧边栏