fix download url
diff --git a/setup.py b/setup.py
index 1d7061f..4584a11 100644
--- a/setup.py
+++ b/setup.py
@@ -16,7 +16,7 @@
 VERSION = open("version.txt").readline().strip()
 HOMEPAGE = "https://github.com/ofpay/dubbo-client-py"
 DOWNLOAD_BASEURL = "https://github.com/ofpay/dubbo-client-py/raw/master/dist/"
-DOWNLOAD_URL = DOWNLOAD_BASEURL + "dubbo-client-%s.tar.gz" % VERSION
+DOWNLOAD_URL = DOWNLOAD_BASEURL + "dubbo-client-%s-py2.7.egg" % VERSION
 
 
 setup(