diff --git a/libeconf.spec b/libeconf.spec
index 74ca5b7a28dbe57c63477600a1603b6aa3d2894b..e77ee8529c9bd1d201c0cf296292feb2565e8f76 100644
--- a/libeconf.spec
+++ b/libeconf.spec
@@ -1,4 +1,4 @@
-%define anolis_release 1
+%define anolis_release 2
 # Force out of source build
 %undefine __cmake_in_source_build
 
@@ -26,10 +26,17 @@ libeconf is a highly flexible and configurable library to parse and manage
 key=value configuration files. It reads configuration file snippets from
 different directories and builds the final configuration file from it.
 
+%package doc
+Summary:        Documentation files for %{name}
+Requires:       %{name} = %{version}-%{release}
+BuildArch:      noarch
+
+%description    doc
+The %{name}-doc package contains documentation files for %{name}.
 
 %package        devel
 Summary:        Development files for %{name}
-Requires:       %{name}%{?_isa} = %{version}-%{release}
+Requires:       %{name} = %{version}-%{release}
 
 %description    devel
 The %{name}-devel package contains libraries and header files for
@@ -38,7 +45,7 @@ developing applications that use %{name}.
 
 %package        utils
 Summary:        Utilities for manipulating config files
-Requires:       %{name}%{?_isa} = %{version}-%{release}
+Requires:       %{name} = %{version}-%{release}
 
 %description    utils
 The %{name}-utils package contains utilities for manipulating
@@ -64,9 +71,11 @@ configuration files from applications that use %{name}.
 
 %files
 %license LICENSE
-%doc NEWS README.md TODO.md
 %{_libdir}/%{name}.so.%{somajor}{,.*}
 
+%files doc
+%doc NEWS README.md TODO.md
+
 %files devel
 %doc example/
 %{_includedir}/*
@@ -80,5 +89,8 @@ configuration files from applications that use %{name}.
 %{_mandir}/man8/econftool.8*
 
 %changelog
+* Mon Oct 10 2022 mgb01105731 <mgb01105731@alibaba-inc.com> - 0.4.0-2
+- add doc package
+
 * Tue Mar 22 2022 Chunmei Xu <xuchunmei@linux.alibaba.com> - 0.4.0-1
 - init from upstream 0.4.0