diff --git a/README-zh.md b/README-zh.md
index 9ab15d25..37eafef7 100644
--- a/README-zh.md
+++ b/README-zh.md
@@ -21,7 +21,7 @@
 <a href="https://github.com/crawlab-team/crawlab/blob/master/LICENSE" target="_blank">
   <img src="https://img.shields.io/github/license/crawlab-team/crawlab.svg">
 </a>
-<br>
+<br/>
 
 中文 | [English](https://github.com/crawlab-team/crawlab)
 
diff --git a/README.md b/README.md
index 1ded08ab..39843c09 100644
--- a/README.md
+++ b/README.md
@@ -21,7 +21,7 @@
 <a href="https://github.com/crawlab-team/crawlab/blob/master/LICENSE" target="_blank">
   <img src="https://img.shields.io/github/license/crawlab-team/crawlab.svg">
 </a>
-<br>
+<br/>
 
 [中文](https://github.com/crawlab-team/crawlab/blob/master/README-zh.md) | English