diff --git a/README.md b/README.md
index b02233a..0adac30 100644
--- a/README.md
+++ b/README.md
@@ -28,3 +28,4 @@
 
 <https://github.com/kevinzhow/Waver>  及Kevin 的相关博文
 
+<https://github.com/chrisbanes/Android-PullToRefresh>