diff --git a/git_changelog-2.5.3.tar.gz b/git_changelog-2.5.3.tar.gz
deleted file mode 100644
index 2f9eb49716b3230a84d55ad2307c4340ee99e6fd..0000000000000000000000000000000000000000
Binary files a/git_changelog-2.5.3.tar.gz and /dev/null differ
diff --git a/git_changelog-2.6.3.tar.gz b/git_changelog-2.6.3.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..35533e26e270bc0b4c26c83148b3e50cd319a141
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diff --git a/python-git-changelog.spec b/python-git-changelog.spec
index d5c9813f5d7637d3ada425018f0df01dfed86b42..68165d406ca193b9a7dd8eeea401e1c783b8cd0f 100644
--- a/python-git-changelog.spec
+++ b/python-git-changelog.spec
@@ -2,12 +2,12 @@
 %global source_name git_changelog
 
 Name:           python-%{pypi_name}
-Version:        2.5.3
+Version:        2.6.3
 Release:        1
 Summary:        Automatic Changelog generator using Jinja2 templates. From git logs to change logs.
 License:        ISC
 URL:            https://github.com/pawamoy/git-changelog
-Source0:        https://files.pythonhosted.org/packages/ba/e0/82cc28b538b3a2f952d52fa512b59f0c8f6e6b0125ac3ffef34ffed9b50c/git_changelog-2.5.3.tar.gz
+Source0:        https://files.pythonhosted.org/packages/source/g/git_changelog/git_changelog-%{version}.tar.gz
 BuildArch:      noarch
 
 BuildRequires:  python3-devel
@@ -69,6 +69,16 @@ mv %{buildroot}/doclist.lst .
 %{_docdir}/*
 
 %changelog
+* Mon Sep 29 2025 zhangyulong <zhangyulong@kylinos.cn> - 2.6.3-1
+- Update package to version 2.6.3
+  -Add --bumped-version CLI option to print the computed new version
+  -Re-expose API in the top-level module
+  -Symbols must now be imported from the top-level git_changelog module. All sub   modules are deprecated.
+  -Replace appdirs (deprecated) by platformdirs
+  -Upgrade lower bounds of Jinja2 and semver to 3.0
+  -Update entry point to avoid deprecation warning
+  -Use UTF-8 encoding in all text-mode open() calls 
+
 * Sat Apr 19 2025 Dongxing Wang <dongxing.wang_a@thundersoft.com> - 2.5.3-1
 - Update package with version 2.5.3
   Drop support for Python 3.8