diff --git a/msgpack-1.1.0.gem b/msgpack-1.1.0.gem
deleted file mode 100644
index 5a35c29..0000000
Binary files a/msgpack-1.1.0.gem and /dev/null differ
diff --git a/msgpack-1.4.5.gem b/msgpack-1.4.5.gem
new file mode 100644
index 0000000..1427ec4
Binary files /dev/null and b/msgpack-1.4.5.gem differ
diff --git a/rubygem-msgpack.spec b/rubygem-msgpack.spec
index c24b834..c32941b 100644
--- a/rubygem-msgpack.spec
+++ b/rubygem-msgpack.spec
@@ -1,6 +1,6 @@
 %global gem_name msgpack
 Name:                rubygem-%{gem_name}
-Version:             1.1.0
+Version:             1.4.5
 Release:             1
 Summary:             MessagePack, a binary-based efficient data interchange format
 License:             ASL 2.0
@@ -40,6 +40,7 @@ cp -ar .%{gem_extdir_mri}/{gem.build_complete,%{gem_name}} %{buildroot}%{gem_ext
 mkdir -p %{buildroot}%{gem_extdir_mri}/lib/%{gem_name}
 cp -ar .%{gem_instdir}/ext/%{gem_name}/%{gem_name}.so %{buildroot}%{gem_extdir_mri}/lib/%{gem_name}
 rm -rf %{buildroot}%{gem_instdir}/ext/
+rm -rf %{buildroot}%{gem_instdir}/.github
 rm -f %{buildroot}%{gem_instdir}/{.gitignore,.travis.yml}
 
 %check
@@ -64,12 +65,15 @@ popd
 %doc %{gem_docdir}
 %doc %{gem_instdir}/ChangeLog
 %{gem_instdir}/Gemfile
-%doc %{gem_instdir}/README.rdoc
+%doc %{gem_instdir}/README.md
 %{gem_instdir}/Rakefile
 %doc %{gem_instdir}/doclib
 %{gem_instdir}/msgpack.gemspec
 %{gem_instdir}/spec
 
 %changelog
+* Fri Feb 25 2022 Yangyunyi <yangyunyi2@huawei.com> - 1.4.5-1
+- Update rubygem-msgpack to 1.4.5
+
 * Mon Aug 24 2020 liyanan <liyanan32@huawei.com> - 1.1.0-1
 - package init