diff --git a/rubygem-em-websocket.spec b/rubygem-em-websocket.spec
index ad36468..96f9a73 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: 0.5.2
+Release: 6%{?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
@@ -61,7 +64,8 @@ popd
 
 %files
 %dir %{gem_instdir}
-%exclude %{gem_instdir}/.gitignore
+%exclude %{gem_instdir}/.*
+%exclude %{gem_instdir}/em-websocket.gemspec
 %{gem_libdir}
 %exclude %{gem_cache}
 %{gem_spec}
@@ -73,36 +77,10 @@ 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
 
diff --git a/sources b/sources
index 4e2252b..d2a386a 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (em-websocket-0.5.3.gem) = 67eddb71428331a09ead59e3bf4b1e145c660a000de57db67b974e0f2d11315b8a4f173961190db868f94d9fd74ed312f5164abf9d3f4950e4c22a0aa542a064
+SHA512 (em-websocket-0.5.2.gem) = f032ff1c4eb6af790ba37def307c79faf3a1cbf87ee9a2a724f17a2be782bafcdc509eb027c0125137c934dc545372d2a32d6b26878b97533710e8962242b0de