diff --git a/expat-2.6.0.tar.gz b/expat-2.6.0.tar.gz
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diff --git a/expat-2.6.2.tar.gz b/expat-2.6.2.tar.gz
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diff --git a/expat.spec b/expat.spec
index 2f9fc256f702de46ce85252dfc84ef573b28d87f..5ebf883612bbb0fefb3b6af42a20a544406f6fbb 100644
--- a/expat.spec
+++ b/expat.spec
@@ -1,13 +1,14 @@
 %define Rversion %(echo %{version} | sed -e 's/\\./_/g' -e 's/^/R_/')
+%global unversion 2_6_2
 Name:           expat
-Version:        2.6.0
+Version:        2.6.2
 Release:        1
 Summary:        An XML parser library
 License:        MIT
 URL:            https://libexpat.github.io/
 Source0:        https://github.com/libexpat/libexpat/releases/download/%{Rversion}/expat-%{version}.tar.gz
 
-BuildRequires:  sed,autoconf,automake,gcc-c++,libtool,xmlto
+BuildRequires:  sed,autoconf,gcc-c++,libtool,xmlto
 
 %description
 expat is a stream-oriented XML parser library written in C.
@@ -23,10 +24,11 @@ This package provides with static libraries and  header files for developing wit
 %package_help
 
 %prep
-%autosetup -p1
+%setup -q -n libexpat-R_%{unversion}/expat
+sed -i 's/install-data-hook/do-nothing-please/' lib/Makefile.am
+./buildconf.sh
 
 %build
-autoreconf -fiv
 %configure CFLAGS="$RPM_OPT_FLAGS -fPIC" DOCBOOK_TO_MAN="xmlto man --skip-validation"
 %make_build
 
@@ -42,6 +44,7 @@ make check
 %files
 %defattr(-,root,root)
 %license COPYING AUTHORS
+%doc  Changes
 %{_bindir}/*
 %{_libdir}/libexpat.so.1*
 %exclude %{_docdir}/%{name}/AUTHORS
@@ -55,10 +58,13 @@ make check
 
 %files help
 %defattr(-,root,root)
-%doc README.md
+%doc README.md 
 %{_mandir}/man1/*
 
 %changelog
+* Mon Apr 01 2024 dongjiao <dongjiao@kylinos.cn> - 2.6.2-1
+- expat update to 2.6.2
+
 * Wed Feb 21 2024 liweigang <izmirvii@gmail.com> - 2.6.0-1
 - expat update to 2.6.0