diff --git a/README.md b/README.md
index 49eabea..43f916e 100644
--- a/README.md
+++ b/README.md
@@ -6,4 +6,4 @@ We provide here some matlab codes of feature learning algorithms. All these code
 
 Please visit (http://www.cad.zju.edu.cn/home/dengcai/Data/data.html) for data sets and examples.
 
-If you have some problems or find some bugs in the codes, please email: dengcai AT gmail DOT com
+If you have some problems or find some bugs in the codes, please email: dengcai@gmail.com