diff --git a/libtirpc-1.1.4.tar.bz2 b/libtirpc-1.1.4.tar.bz2
deleted file mode 100644
index 9c458b6..0000000
Binary files a/libtirpc-1.1.4.tar.bz2 and /dev/null differ
diff --git a/libtirpc-1.2.6.tar.bz2 b/libtirpc-1.2.6.tar.bz2
new file mode 100644
index 0000000..2fda296
Binary files /dev/null and b/libtirpc-1.2.6.tar.bz2 differ
diff --git a/libtirpc.spec b/libtirpc.spec
index 9bc0d97..046bbb8 100644
--- a/libtirpc.spec
+++ b/libtirpc.spec
@@ -1,5 +1,5 @@
 Name:           libtirpc
-Version:        1.1.4
+Version:        1.2.6
 Release:        1
 Summary:        Transport-independent RPC library
 License:        SISSL and BSD
@@ -8,13 +8,15 @@ Source0:        http://downloads.sourceforge.net/libtirpc/%{name}-%{version}.tar
 Patch01:        0001-update-libtirpc-to-enable-tcp-port-listening.patch
 BuildRequires:  automake autoconf libtool pkgconfig krb5-devel
 
+Obsoletes:	libtirpc-devel < %{version}-%{release}
+
 %description
 Libtirpc is a Transport-Independent RPC library for Linux
 
 %package        devel
 Summary:        Development files for the %{name}
 Requires:       %{name} = %{version}-%{release}
-Requires:       pkgconfig man-db
+Requires:       pkgconfig
 
 %description    devel
 The %{name}-devel package contains development files for %{name}.
@@ -24,6 +26,8 @@ The %{name}-devel package contains development files for %{name}.
 %prep
 %autosetup -n %{name}-%{version} -p1
 
+find . -name "*.orig" | xargs rm -f
+
 %build
 sh autogen.sh
 autoreconf -fisv
@@ -31,6 +35,9 @@ autoreconf -fisv
 %make_build
 
 %install
+mkdir -p %{buildroot}/etc
+mkdir -p %{buildroot}/%{_lib}
+mkdir -p %{buildroot}%{_libdir}/pkgconfig
 %make_install libdir=/%{_lib} pkgconfigdir=%{_libdir}/pkgconfig
 %delete_la
 
@@ -38,9 +45,6 @@ mv %{buildroot}%{_mandir}/man3 %{buildroot}%{_mandir}/man3t
 
 %ldconfig_scriptlets
 
-%post devel
-%postun devel
-
 %files
 %defattr(-,root,root)
 %doc AUTHORS
@@ -63,5 +67,11 @@ mv %{buildroot}%{_mandir}/man3 %{buildroot}%{_mandir}/man3t
 %{_mandir}/*/*
 
 %changelog
+* Mon Apr 20 2020 openEuler Buildteam <buildteam@openeuler.org> - 1.2.6-1
+- update to 1.2.6
+
+* Mon Mar 23 2020 openEuler Buildteam <buildteam@openeuler.org> - 1.1.4-2
+- Remove devel in iso
+
 * Thu Aug 29 2019 openEuler Buildteam <buildteam@openeuler.org> - 1.1.4-1
 - Package init