diff --git a/rubygem-rouge.spec b/rubygem-rouge.spec
index 8538cbf..f13bbc0 100644
--- a/rubygem-rouge.spec
+++ b/rubygem-rouge.spec
@@ -1,8 +1,8 @@
 %global gem_name rouge
 
 Name:           rubygem-%{gem_name}
-Version:        4.7.0
-Release:        1%{?dist}
+Version:        4.5.1
+Release:        2%{?dist}
 Summary:        Pure-ruby colorizer based on pygments
 # From LICENSE file
 # SPDX confirmed
@@ -101,18 +101,6 @@ find spec -name \*_spec.rb -print0 | \
 %{gem_libdir}/%{gem_name}/demos
 
 %changelog
-* Fri Jan 02 2026 Mamoru TASAKA <mtasaka@fedoraproject.org> - 4.7.0-1
-- 4.7.0
-
-* Thu Sep 25 2025 Mamoru TASAKA <mtasaka@fedoraproject.org> - 4.6.1-1
-- 4.6.1
-
-* Wed Jul 23 2025 Mamoru TASAKA <mtasaka@fedoraproject.org> - 4.6.0-1
-- 4.6.0
-
-* Tue Apr 29 2025 Mamoru TASAKA <mtasaka@fedoraproject.org> - 4.5.2-1
-- 4.5.2
-
 * Sat Jan 18 2025 Fedora Release Engineering <releng@fedoraproject.org> - 4.5.1-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild
 
diff --git a/sources b/sources
index 11a6480..b29f504 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (rouge-4.7.0.gem) = d14fb367af2df19d59c80b7d68448647db27058192b49963173b74ccac5d08c2e9e39709a3dd12bac59d7d96308243b0dbe66f343fed9cfa25bdf7c6f124787a
-SHA512 (rouge-4.7.0-test-missing-files.tar.gz) = f265113dd9c130fe9de12978ae659d7a392cc1c7b5908c5fc2d801680bddc2552c01fa3510ad2173c50e3b5ee03e10d931d7f1924f301205ad4c430554a30166
+SHA512 (rouge-4.5.1.gem) = 1f6dcac8b9881535f270701ebb83b40dc6af580332aa260e5061bad96a9a4904208079b473a867b83571f80d6a7b8baf31849da6db6002be91c85af973cb8a65
+SHA512 (rouge-4.5.1-test-missing-files.tar.gz) = cdfb3c8a1eee1a3957c4cef7f398e4ec0c61644f7c5b46b41a94358e85889f4e2584b58b466ed8e495fe30c6eb7cbe992587c4e4f2392f594a9b074561a35d23