diff --git a/libsvm.spec b/libsvm.spec
index fb698e5e00d5b07a3ffed15fb15f6bf108d935bd..ede8a270926febc8fa8c4fb36f0e992948e38541 100644
--- a/libsvm.spec
+++ b/libsvm.spec
@@ -1,16 +1,13 @@
-%define rel_ver 324
-%define pkg_ver 4
-
 Summary:    A Library for Support Vector Machines
 Name:       libsvm
-Version:    %{rel_ver}
-Release:    %{pkg_ver}
+Version:    324
+Release:    5
 License:    BSD
 URL:        https://www.csie.ntu.edu.tw/~cjlin/libsvm/
-Source0:    https://www.csie.ntu.edu.tw/~cjlin/libsvm/%{name}-%{rel_ver}.tar.gz
+Source0:    https://www.csie.ntu.edu.tw/~cjlin/libsvm/%{name}-%{version}.tar.gz
 Patch0001:  0001-add-build-CFLAGS-g.patch
 
-BuildRoot: %{_tmppath}/%{name}-%{rel_ver}-%{release}-root
+BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root
 BuildRequires: gcc, gcc-c++, make
 
 %description
@@ -19,35 +16,59 @@ LIBSVM is an integrated software for support vector classification,
 estimation (one-class SVM ). It supports multi-class classification.
 Provides
 
+%package devel
+Summary:    C headers for developing programs with libsvm
+
+%description devel
+This package contains the libraries and header files needed for
+developing applications with libsvm.
+
 %prep
 %setup -q
 %patch0001 -p1
 
 %build
 make
+make lib
 
 %install
 mkdir -p %{buildroot}/usr/bin
+mkdir -p %{buildroot}%{_libdir}
+mkdir -p %{buildroot}%{_includedir}/%{name}
 install -p -D svm-predict  %{buildroot}/usr/bin/ 
 install -p -D svm-scale    %{buildroot}/usr/bin/ 
 install -p -D svm-train    %{buildroot}/usr/bin/ 
+install -m 644 svm.h %{buildroot}%{_includedir}/%{name}/
+install -m 755 libsvm.so.2 %{buildroot}%{_libdir}
+ln -s %{_libdir}/libsvm.so.2 %{buildroot}%{_libdir}/libsvm.so
 
 %files
+%doc COPYRIGHT FAQ.html
 /usr/bin/svm-predict
 /usr/bin/svm-scale
 /usr/bin/svm-train
 
+%files devel
+%doc README
+%{_includedir}/%{name}
+%{_libdir}/libsvm.so
+%{_libdir}/libsvm.so.2
+
 %clean
 rm -rf %{buildroot}
 
 %changelog
+* Wed Jul 20 2022 lvgenggeng <lvgenggeng@uniontech.com> - 324-5
+- add devel package and doc
+- fix changelog date
+
 * Wed Dec 15 2021 jiangxinyu <jiangxinyu@kylinos.cn> - 324-4
 - Remove the release suffix
 
-* Sat Sep 4 2020 zhangtao<zhangtao221@huawei.com> - 324-3
+* Tue Sep 7 2021 zhangtao<zhangtao221@huawei.com> - 324-3
 - add CFLAGS -g and strip binary files
 
-* Sun Sep 12 2020 hubble_zhu<hubble_zhu@qq.com> - 324-2
+* Fri Sep 11 2020 hubble_zhu<hubble_zhu@qq.com> - 324-2
 - modify Source0 path
 
 * Thu Aug 27 2020 hubble_zhu<hubble_zhu@qq.com> - 324-1