diff --git a/py3c-1.2.tar.gz b/py3c-1.2.tar.gz
deleted file mode 100644
index d4f5c16..0000000
Binary files a/py3c-1.2.tar.gz and /dev/null differ
diff --git a/py3c.spec b/py3c.spec
index 34da6f6..78c2092 100644
--- a/py3c.spec
+++ b/py3c.spec
@@ -1,14 +1,14 @@
 %global debug_package %{nil}
 
 Name:           py3c
-Version:        1.2
-Release:        4
+Version:        1.4
+Release:        1
 Summary:        Guide and compatibility macros for porting extensions to Python 3
 
 # Licences differ for subpackages
 License:        MIT and CC-BY-SA-3.0
 URL:            http://py3c.readthedocs.io/
-Source0:        https://github.com/encukou/%{name}/archive/v%{version}/%{name}-%{version}.tar.gz
+Source0:        https://github.com/encukou/%{name}/archive/refs/tags/v%{version}.tar.gz
 BuildRequires:  python3-devel python3-setuptools python3-sphinx python3-sphinx_rtd_theme gcc 
 
 %description
@@ -78,6 +78,9 @@ sed --in-place -e's!%{buildroot}!!' %{buildroot}%{_datadir}/pkgconfig/py3c.pc
 %doc %{_pkgdocdir}/
 
 %changelog
+* Fri Apr 07 2023 Ge Wang <wangge20@h-partners.com> - 1.4-1
+- Update to version 1.4
+
 * Mon Nov 14 2022 caodongxia <caodongxia@h-partners.com> - 1.2-4
 - Modify invalid source
 
diff --git a/v1.4.tar.gz b/v1.4.tar.gz
new file mode 100644
index 0000000..b318258
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