diff --git a/rubygem-sprockets.spec b/rubygem-sprockets.spec
index a5356f2..49cfc3a 100644
--- a/rubygem-sprockets.spec
+++ b/rubygem-sprockets.spec
@@ -3,7 +3,7 @@
 %global gem_name sprockets
 
 Name: rubygem-%{gem_name}
-Version: 4.0.2
+Version: 4.2.1
 Release: 1
 Summary: Rack-based asset packaging system
 Group: Development/Languages
@@ -27,6 +27,7 @@ BuildRequires: rubygem(minitest)
 BuildRequires: help2man
 BuildRequires: rubygem(concurrent-ruby)
 BuildRequires: rubygem(rake) rubygem(rack-test)
+BuildRequires: rubygem(did_you_mean)
 BuildArch: noarch
 Provides: rubygem(%{gem_name}) = %{version}
 # end specfile generated dependencies
@@ -80,15 +81,9 @@ help2man --no-discard-stderr -N -s1 -o %{buildroot}%{_mandir}/man1/%{gem_name}.1
 pushd .%{gem_instdir}
 tar xzf %{SOURCE1}
 cd %{gem_name}-%{version}
-mv test/test_closure_compressor.rb{,.disabled}
-mv lib/sprockets/autoload/closure.rb{,.disabled}
 sed -i '/:Closure/ s/^/#/' lib/sprockets/autoload.rb
-mv test/test_eco_processor.rb{,.disabled}
-mv lib/sprockets/autoload/eco.rb{,.disabled}
 sed -i '/:Eco/ s/^/#/' lib/sprockets/autoload.rb
 sed -i '/test "eco templates" do/,/^  end/ s/^/#/' test/test_environment.rb
-mv test/test_yui_compressor.rb{,.disabled}
-mv lib/sprockets/autoload/yui.rb{,.disabled}
 sed -i '/:YUI/ s/^/#/' lib/sprockets/autoload.rb
 touch Gemfile
 RUBYOPT=-Ilib:test ruby -e 'Dir.glob "./test/**/test_*.rb"'
@@ -107,9 +102,13 @@ popd
 %doc %{gem_docdir}
 %doc %{gem_instdir}/CHANGELOG.md
 %doc %{gem_instdir}/README.md
+%license %{gem_instdir}/MIT-LICENSE
 
 
 %changelog
+* Tue Nov 14 2023 Ge Wang <wang__ge@126.com> - 4.2.1-1
+- update to version 4.2.1
+
 * Fri Jun 25 2021 liqiuyu <liqiuyu@kylinos.cn> - 4.0.2-1
 - update to 4.0.2
 
diff --git a/sprockets-4.0.2.gem b/sprockets-4.0.2.gem
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diff --git a/sprockets-4.2.1.gem b/sprockets-4.2.1.gem
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diff --git a/v4.0.2.tar.gz b/v4.0.2.tar.gz
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index 80bdd89..0000000
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diff --git a/v4.2.1.tar.gz b/v4.2.1.tar.gz
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index 0000000..caf0567
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