diff --git a/.gitignore b/.gitignore
index b2e7312..3806b27 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1 @@
-/em-websocket-*.gem
+/em-websocket-0.5.1.gem
diff --git a/rubygem-em-websocket.spec b/rubygem-em-websocket.spec
index ad36468..27d4e21 100644
--- a/rubygem-em-websocket.spec
+++ b/rubygem-em-websocket.spec
@@ -1,9 +1,9 @@
-# Generated from em-websocket-0.5.3.gem by gem2rpm -*- rpm-spec -*-
+# Generated from em-websocket-0.5.1.gem by gem2rpm -*- rpm-spec -*-
 %global gem_name em-websocket
 
 Name: rubygem-%{gem_name}
-Version: 0.5.3
-Release: 7%{?dist}
+Version: 0.5.1
+Release: 4%{?dist}
 Epoch: 1
 Summary: EventMachine based WebSocket server
 License: MIT
@@ -38,12 +38,15 @@ BuildArch: noarch
 Documentation for %{name}.
 
 %prep
-%setup -q -n %{gem_name}-%{version}
+gem unpack %{SOURCE0}
+
+%setup -q -D -T -n  %{gem_name}-%{version}
+
+gem spec %{SOURCE0} -l --ruby > %{gem_name}.gemspec
 
 %build
 # Create the gem as gem install only works on a gem file
-%gemspec_add_dep -g base64 ">= 0.2.0"
-gem build ../%{gem_name}-%{version}.gemspec
+gem build %{gem_name}.gemspec
 
 # %%gem_install compiles any C extensions and installs the gem into ./%%gem_dir
 # by default, so that we can move it into the buildroot in %%install
@@ -54,6 +57,8 @@ mkdir -p %{buildroot}%{gem_dir}
 cp -a .%{gem_dir}/* \
         %{buildroot}%{gem_dir}/
 
+
+
 %check
 pushd .%{gem_instdir}
 rspec -I %{dirname:%{SOURCE1}} spec
@@ -62,10 +67,10 @@ popd
 %files
 %dir %{gem_instdir}
 %exclude %{gem_instdir}/.gitignore
+%exclude %{gem_instdir}/em-websocket.gemspec
 %{gem_libdir}
 %exclude %{gem_cache}
 %{gem_spec}
-%license %{gem_instdir}/LICENCE
 
 %files doc
 %doc %{gem_docdir}
@@ -73,64 +78,10 @@ popd
 %{gem_instdir}/Gemfile
 %doc %{gem_instdir}/README.md
 %{gem_instdir}/Rakefile
-%{gem_instdir}/em-websocket.gemspec
 %{gem_instdir}/examples
 %{gem_instdir}/spec
 
 %changelog
-* Fri Jul 25 2025 Fedora Release Engineering <releng@fedoraproject.org> - 1:0.5.3-7
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_43_Mass_Rebuild
-
-* Sat Jan 18 2025 Fedora Release Engineering <releng@fedoraproject.org> - 1:0.5.3-6
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild
-
-* Mon Nov 18 2024 Mamoru TASAKA <mtasaka@fedoraproject.org> - 1:0.5.3-5
-- Add runtime dependency for base64 explicitly for ruby34
-
-* Fri Jul 19 2024 Fedora Release Engineering <releng@fedoraproject.org> - 1:0.5.3-4
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild
-
-* Fri Jan 26 2024 Fedora Release Engineering <releng@fedoraproject.org> - 1:0.5.3-3
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild
-
-* Mon Jan 22 2024 Fedora Release Engineering <releng@fedoraproject.org> - 1:0.5.3-2
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild
-
-* Mon Jul 31 2023 Jarek Prokop <jprokop@redhat.com> - 1:0.5.3-1
-- Upgrade to em-websocket 0.5.3.
-  Resolves: rhbz#2227733
-
-* Fri Jul 21 2023 Fedora Release Engineering <releng@fedoraproject.org> - 1:0.5.2-7
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild
-
-* Fri Jan 20 2023 Fedora Release Engineering <releng@fedoraproject.org> - 1:0.5.2-6
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild
-
-* Sat Jul 23 2022 Fedora Release Engineering <releng@fedoraproject.org> - 1:0.5.2-5
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_37_Mass_Rebuild
-
-* Fri Jan 21 2022 Fedora Release Engineering <releng@fedoraproject.org> - 1:0.5.2-4
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_36_Mass_Rebuild
-
-* Fri Jul 23 2021 Fedora Release Engineering <releng@fedoraproject.org> - 1:0.5.2-3
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild
-
-* Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 1:0.5.2-2
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
-
-* Tue Oct 13 11:47:40 CEST 2020 Pavel Valena <pvalena@redhat.com> - 1:0.5.2-1
-- Update to em-websocket 0.5.2.
-  Resolves: rhbz#1882156
-
-* Wed Jul 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1:0.5.1-7
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
-
-* Thu Jan 30 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1:0.5.1-6
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild
-
-* Fri Jul 26 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1:0.5.1-5
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
-
 * Sat Feb 02 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1:0.5.1-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
 
diff --git a/sources b/sources
index 4e2252b..625b1e2 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (em-websocket-0.5.3.gem) = 67eddb71428331a09ead59e3bf4b1e145c660a000de57db67b974e0f2d11315b8a4f173961190db868f94d9fd74ed312f5164abf9d3f4950e4c22a0aa542a064
+SHA512 (em-websocket-0.5.1.gem) = ca67da805a67ca7ff840cf58836e6abe5e7a965d50de529cc624b214a1cd8bd4b48ee469ab2266bd80040c94315d59f8fb5903bbf543240fbbe90e80bede0702