diff --git a/kramdown-1.17.0.gem b/kramdown-1.17.0.gem
deleted file mode 100644
index c5ca234..0000000
Binary files a/kramdown-1.17.0.gem and /dev/null differ
diff --git a/kramdown-2.1.0.gem b/kramdown-2.1.0.gem
new file mode 100644
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diff --git a/rubygem-kramdown.spec b/rubygem-kramdown.spec
index 072d2ba..5bfed2b 100644
--- a/rubygem-kramdown.spec
+++ b/rubygem-kramdown.spec
@@ -1,34 +1,34 @@
 %global gem_name kramdown
-Name:             rubygem-kramdown
-Version:          1.17.0
-Release:          3
-Summary:          A fast pure Ruby yet-another-markdown-parser
-License:          MIT
-URL:              http://kramdown.rubyforge.org
-Source0:          https://rubygems.org/gems/kramdown-%{version}.gem
-BuildRequires:    ruby(release) rubygems-devel rubygem(minitest) >= 5 rubygem(prawn)
-BuildRequires:    rubygem(prawn-table) rubygem(rake) rubygem(rouge)
-Requires:         ruby(release) ruby(rubygems)
-BuildArch:        noarch
-Provides:         rubygem(kramdown) = %{version}-%{release}
-
+Name:                rubygem-%{gem_name}
+Version:             2.1.0
+Release:             1
+Summary:             A fast pure Ruby yet-another-markdown-parser
+License:             MIT
+URL:                 http://kramdown.rubyforge.org
+Source0:             https://rubygems.org/gems/%{gem_name}-%{version}.gem
+BuildRequires:       ruby(release) rubygems-devel rubygem(minitest) >= 5 rubygem(rouge)
+BuildRequires:       rubygem(test-unit) tidy tex tex(acronym.sty) tex(amssymb.sty)
+BuildRequires:       tex(amsmath.sty) tex(amsthm.sty) tex(amsfonts.sty) tex(utf8x.def) tex-ec
+Requires:            ruby(release)  ruby(rubygems)
+BuildArch:           noarch
+Provides:            rubygem(%{gem_name}) = %{version}-%{release}
 %description
-The package is fast yet-another-markdown-parser , pure Ruby,
+kramdown is yet-another-markdown-parser but fast, pure Ruby,
 using a strict syntax definition and supporting several common extensions.
 
-%package         help
-Summary:         Documentation for rubygem-kramdown
-Requires:        rubygem-kramdown = %{version}-%{release}
-Provides:        rubygem-kramdown-doc = %{version}-%{release}
-Obsoletes:       rubygem-kramdown-doc < %{version}-%{release}
-BuildArch:       noarch
+%package             help
+Summary:             Documentation for %{name}
+Requires:            %{name} = %{version}-%{release}
+Provides:            %{name}-doc = %{version}-%{release}
+Obsoletes:           %{name}-doc < %{version}-%{release}
+BuildArch:           noarch
 
-%description     help
-Documentation for rubygem-kramdown.
+%description         help
+Documentation for %{name}
 
 %prep
 gem unpack %{SOURCE0}
-%autosetup -D -T -n  kramdown-%{version}
+%autosetup -D -T -n kramdown-%{version}
 gem spec %{SOURCE0} -l --ruby > kramdown.gemspec
 
 %build
@@ -36,43 +36,56 @@ gem build kramdown.gemspec
 %gem_install
 
 %install
-for i in %{gem_dir} %{_bindir}
-do
-install -d %{buildroot}$i
-cp -pa .$i/* %{buildroot}$i/
-done
-
+mkdir -p %{buildroot}%{gem_dir}
+cp -pa .%{gem_dir}/* \
+	%{buildroot}%{gem_dir}/
+mkdir -p %{buildroot}%{_bindir}
+cp -pa .%{_bindir}/* \
+	%{buildroot}%{_bindir}/
 find %{buildroot}%{gem_instdir}/bin -type f | xargs chmod a+x
-
-install -d %{buildroot}%{_mandir}/man1
-mv %{buildroot}%{gem_instdir}/man/man1/kramdown.1  %{buildroot}%{_mandir}/man1
-cd %{buildroot}%{gem_instdir}
+mkdir -p %{buildroot}%{_mandir}/man1
+mv %{buildroot}%{gem_instdir}/man/man1/kramdown.1 \
+	%{buildroot}%{_mandir}/man1
+pushd %{buildroot}%{gem_instdir}
+rm -rf \
+	test/
 
 %check
-LANG=en_US.utf8
-cd .%{gem_instdir}
-rake test || true
-cd -
+LANG=C.UTF-8
+pushd .%{gem_instdir}
+STRINGEX_STATUS="$(ruby -e "begin ; require 'stringex' ; puts 1 ; rescue LoadError ; puts 0 ; end")"
+if [ $STRINGEX_STATUS == 0 ] ; then
+sed -i test/testcases/block/04_header/with_auto_ids.options \
+	-e '\@transliterated_header_ids@s|true|false|'
+sed -i \
+	test/testcases/block/04_header/with_auto_ids.* \
+	-e '\@[Tr]ransliterated@d'
+fi
+ruby -Ilib -e 'Dir.glob "./test/test_*.rb", &method(:require)'
+popd
 
 %files
+%dir %{gem_instdir}
+%license %{gem_instdir}/COPYING
+%doc %{gem_instdir}/AUTHORS
+%doc %{gem_instdir}/CONTRIBUTERS
+%doc %{gem_instdir}/README.md
+%doc %{gem_instdir}/VERSION
 %{_bindir}/kramdown
 %{gem_instdir}/bin
+%{_mandir}/man1/kramdown.1*
 %{gem_libdir}/
 %{gem_instdir}/data/
-%exclude    %{gem_cache}
-%exclude    %{gem_instdir}/test
-%exclude    %{gem_instdir}/benchmark
-%exclude    %{gem_instdir}/setup.rb
+%exclude %{gem_cache}
 %{gem_spec}
 
 %files help
-%dir   %{gem_instdir}
-%doc   %{gem_docdir}
-%doc   %{gem_instdir}/doc/
-%doc   %{gem_instdir}/[A-Z]*
-%{_mandir}/man1/kramdown.1*
-%exclude    %{gem_instdir}/Rakefile
+%doc %{gem_docdir}
 
 %changelog
+* Tue Dec 15 2020 chengzihan <chengzihan2@huawei.com> - 2.1.0-1
+- update to 2.1.0
+
 * Thu Mar 12 2020 zhujunhao <zhujunhao5@huawei.com> - 1.17.0-3
 - Package init
+