diff --git a/cscope-15.9.tar.gz b/cscope-15.9.tar.gz
index 3ff9a51..0a3e7d7 100644
Binary files a/cscope-15.9.tar.gz and b/cscope-15.9.tar.gz differ
diff --git a/cscope.spec b/cscope.spec
index 0234f54..4234262 100644
--- a/cscope.spec
+++ b/cscope.spec
@@ -1,8 +1,8 @@
 Name: cscope
 Summary: a developer's tool for browsing source code
 Version: 15.9
-Release: 3
-Source0: https://downloads.sourceforge.net/project/%{name}/%{name}/%{version}/%{name}-%{version}.tar.gz
+Release: 4
+Source0: https://downloads.sourceforge.net/project/%{name}/%{name}/v%{version}/%{name}-%{version}.tar.gz
 URL: http://cscope.sourceforge.net
 License: BSD and GPLv2+
 
@@ -75,5 +75,8 @@ fi
 rm -f %{_datadir}/vim/vimfiles/plugin/cctree.vim
 
 %changelog
+* Fri Dec 11 2020 shixuantong<shixuantong@huawei.com> - 15.9-4
+- update Source0 and tarball from upstream
+
 * Tue Dec 3 2019 caomeng<caomeng5@huawei.com> - 15.9-3
 - Package init