diff --git a/libev.spec b/libev.spec
index dd8a14911de1e800ec78132cec9d7f2419c6388f..adcbf619db73814aafc4a818f1d23e8b5231d07b 100644
--- a/libev.spec
+++ b/libev.spec
@@ -1,4 +1,4 @@
-%define anolis_release 1
+%define anolis_release 2
 %global source_dir  %{_datadir}/%{name}-source
 %global inst_srcdir %{buildroot}/%{source_dir}
 
@@ -27,16 +27,24 @@ Libev is modeled (very loosely) after libevent and the Event Perl
 module, but is faster, scales better and is more correct, and also more
 featureful. And also smaller.
 
+%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 headers for libev
-Requires:         %{name}%{?_isa} = %{version}-%{release}
+Requires:         %{name} = %{version}-%{release}
 
 %description devel
 This package contains the development headers and libraries for libev.
 
 %package libevent-devel
 Summary:          Compatibility development header with libevent for %{name}.
-Requires:         %{name}-devel%{?_isa} = %{version}-%{release}
+Requires:         %{name}-devel = %{version}-%{release}
 
 # The event.h file actually conflicts with the one from libevent-devel
 Conflicts:        libevent-devel
@@ -77,9 +85,11 @@ install -p -m 0644 Changes ev.pod LICENSE README %{inst_srcdir}
 
 %files
 %license LICENSE
-%doc Changes README
 %{_libdir}/%{name}.so.4*
 
+%files doc
+%doc Changes README
+
 %files devel
 %{_includedir}/ev++.h
 %{_includedir}/ev.h
@@ -93,6 +103,9 @@ install -p -m 0644 Changes ev.pod LICENSE README %{inst_srcdir}
 %{source_dir}
 
 %changelog
+* Fri Sep 30 2022 mgb01105731 <mgb01105731@alibaba-inc.com> - 4.33-2
+- add doc package
+
 * Wed Apr 06 2022 mgb01105731 <mgb01105731@alibaba-inc.com> - 4.33-1
 - Init from upstream version 4.33