diff --git a/libXext.spec b/libXext.spec
index 8b3f72f315564a08317c17ae23531ef39663cdbd..9155efc3028fb8c2620dd514a8387edd3848b3b5 100644
--- a/libXext.spec
+++ b/libXext.spec
@@ -1,3 +1,4 @@
+%define anolis_release .0.1
 %global tarball libXext
 #global gitdate 20130524
 %global gitversion dfe6e1f3b
@@ -5,7 +6,7 @@
 Summary: X.Org X11 libXext runtime library
 Name: libXext
 Version: 1.3.4
-Release: 1%{?gitdate:.%{gitdate}git%{gitversion}}%{?dist}
+Release: 1%{?gitdate:.%{gitdate}git%{gitversion}}%{anolis_release}%{?dist}
 License: MIT
 Group: System Environment/Libraries
 URL: http://www.x.org
@@ -39,6 +40,14 @@ Requires: %{name} = %{version}-%{release}
 %description devel
 X.Org X11 libXext development package
 
+%package doc
+Summary: Documents for %{name}
+BuildArch: noarch
+Requires: %{name} = %{?epoch:%{epoch}:}%{version}-%{release}
+
+%description doc
+Doc pages for %{name}.
+
 %prep
 %setup -q -n %{tarball}-%{?gitdate:%{gitdate}}%{!?gitdate:%{version}}
 
@@ -62,7 +71,6 @@ rm -rf $RPM_BUILD_ROOT%{_docdir}
 %ldconfig_postun
 
 %files
-%doc AUTHORS COPYING
 %{_libdir}/libXext.so.6
 %{_libdir}/libXext.so.6.4.0
 
@@ -88,7 +96,13 @@ rm -rf $RPM_BUILD_ROOT%{_docdir}
 #%dir %{_mandir}/man3x
 %{_mandir}/man3/*.3*
 
+%files doc
+%doc AUTHORS COPYING
+
 %changelog
+* Wed Jul 20 2022 Xiaoping Liu <liuxiaoping@alibaba-inc.com> - 1.3.4-1.0.1
+- Add doc sub package
+
 * Thu Jun 04 2020 Benjamin Tissoires <benjamin.tissoires@redhat.com> - 1.3.4-1
 - libXext 1.3.4