diff --git a/python-pycparser.spec b/python-pycparser.spec
index b3e1f339db6c580a40280f6f5b8e4a267c96ecc7..4f16c6b52683dbbefcf75e46304061ad46107122 100644
--- a/python-pycparser.spec
+++ b/python-pycparser.spec
@@ -1,10 +1,10 @@
 Name:           python-pycparser
 Summary:        A parser for the C language
 Version:        2.20
-Release:        1
+Release:        2
 License:        BSD
 URL:            http://github.com/eliben/pycparser
-Source0:        http://github.com/eliben/pycparser/archive/pycparser-release_v%{version}.tar.gz
+Source0:        http://github.com/eliben/pycparser/archive/release_v%{version}.tar.gz
 # source1 from https://koji.fedoraproject.org/koji/buildinfo?buildID=1092324
 Source1:        pycparser-0.91.1-remove-relative-sys-path.py
 # patch1 is adapted from https://koji.fedoraproject.org/koji/buildinfo?buildID=1092324
@@ -94,6 +94,9 @@ popd
 %{python3_sitelib}/pycparser-*.egg-info
 
 %changelog
+* Sat Sep 5 2020 shixuantong<shixuantong@huawei.com> - 2.20-2
+- update source0 and change tar package name
+
 * Tue Jul 28 2020 jinzhimin<jinzhimin2@huawei.com> - 2.20-1
 - update to 2.20
 
diff --git a/pycparser-release_v2.20.tar.gz b/release_v2.20.tar.gz
similarity index 100%
rename from pycparser-release_v2.20.tar.gz
rename to release_v2.20.tar.gz