diff --git a/README.md b/README.md
index 5d60572..0da0739 100644
--- a/README.md
+++ b/README.md
@@ -127,3 +127,7 @@ To write webmagic, I refered to the projects below :
 ### Mail-list:
 
 [https://groups.google.com/forum/#!forum/webmagic-java](https://groups.google.com/forum/#!forum/webmagic-java)
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+[![Bitdeli Badge](https://d2weczhvl823v0.cloudfront.net/code4craft/webmagic/trend.png)](https://bitdeli.com/free "Bitdeli Badge")
+