diff --git a/speexdsp.spec b/speexdsp.spec
index cd4d712ab86583d53b110b674eb7ac17ea8caebd..d7a29483f189eec8d613f2078105c06b706cd15c 100644
--- a/speexdsp.spec
+++ b/speexdsp.spec
@@ -1,7 +1,9 @@
+%define anolis_release .0.1
+
 Name:           speexdsp
 Version:        1.2
 %global rc_ver  rc3
-Release:        0.13.%{rc_ver}%{?dist}
+Release:        0.13.%{rc_ver}%{anolis_release}%{?dist}
 Summary:        A voice compression format (DSP)
 
 Group:          System Environment/Libraries
@@ -18,6 +20,8 @@ BuildRequires: libtool autoconf automake
 # speex, a versioned conflict is required.
 Conflicts: speex <= 1.2-0.21.rc1
 
+Requires: glibc
+
 %description
 Speex is a patent-free compression format designed especially for
 speech. It is specialized for voice communications at low bit-rates in
@@ -41,6 +45,13 @@ speech. This package contains development files for %{name}
 
 This is the DSP package, see the speex package for the codec part.
 
+%package doc
+Summary: Documents for %{name}
+BuildArch: noarch
+Requires: %{name} = %{version}-%{release}
+
+%description doc
+Doc pages for %{name}.
 
 %prep
 %setup -q -n %{name}-%{version}%{rc_ver}
@@ -67,8 +78,6 @@ find %{buildroot} -type f -name "*.la" -delete
 
 
 %files
-%doc AUTHORS COPYING TODO ChangeLog README NEWS doc/manual.pdf
-%doc %{_docdir}/speexdsp/manual.pdf
 %{_libdir}/libspeexdsp.so.*
 
 %files devel
@@ -76,7 +85,14 @@ find %{buildroot} -type f -name "*.la" -delete
 %{_libdir}/pkgconfig/speexdsp.pc
 %{_libdir}/libspeexdsp.so
 
+%files doc
+%doc AUTHORS COPYING TODO ChangeLog README NEWS doc/manual.pdf
+%doc %{_docdir}/speexdsp/manual.pdf
+
 %changelog
+* Mon Jul 18 2022 Xiaoping Liu <liuxiaoping@alibaba-inc.com> - 1.2-0.13.rc3.0.1
+- Add doc sub package
+
 * Fri Feb 09 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.2-0.13.rc3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild