diff --git a/python-blinker.spec b/python-blinker.spec
index 1cd8979..85906d8 100644
--- a/python-blinker.spec
+++ b/python-blinker.spec
@@ -1,10 +1,10 @@
 Name:           python-blinker
 Version:        1.4
-Release:        4
+Release:        5
 Summary:        A powerful signal lib based on Python
 License:        MIT
 URL:            https://pythonhosted.org/blinker/
-Source0:        http://pypi.python.org/packages/source/b/blinker/blinker-%{version}.tar.gz
+Source0:        https://pypi.python.org/packages/source/b/blinker/blinker-%{version}.tar.gz
 
 BuildRequires:  python2-devel python2-setuptools python3-devel python3-setuptools
 
@@ -64,5 +64,8 @@ cd -
 %{python3_sitelib}/blinker
 
 %changelog
+* Tue Sep 29 2020 liuweibo <liuweibo10@huawei.com> - 1.4-5
+- Fix Source0
+
 * Tue Nov 26 2019 zhouyihang <zhouyihang1@huawei.com> - 1.4-4
 - Package init