diff --git a/rubygem-json.spec b/rubygem-json.spec
index 5bd931e..82ff6f3 100644
--- a/rubygem-json.spec
+++ b/rubygem-json.spec
@@ -1,6 +1,6 @@
 %global	gem_name	json
 
-%global	pkg_version_num		2.18.0
+%global	pkg_version_num		2.13.2
 %dnl		%global	pkg_version_alpha
 %global	gem_version()		%{pkg_version_num}%{?pkg_version_alpha:.%pkg_version_alpha}
 
@@ -136,15 +136,6 @@ popd
 
 
 %changelog
-* Fri Jan 09 2026 Mamoru TASAKA <mtasaka@fedoraproject.org> - 2.18.0-1
-- 2.18.0
-
-* Tue Oct 07 2025 Mamoru TASAKA <mtasaka@fedoraproject.org> - 2.15.1-1
-- 2.15.1
-
-* Thu Sep 25 2025 Mamoru TASAKA <mtasaka@fedoraproject.org> - 2.15.0-1
-- 2.15.0
-
 * Thu Jul 31 2025 Mamoru TASAKA <mtasaka@fedoraproject.org> - 2.13.2-1
 - 2.13.2
 
diff --git a/sources b/sources
index 93dc102..b14c7c6 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (json-2.18.0.gem) = 02b25232a78f0da5bab6db01771385bb0bcefbd6f182314474ca23b61af6a2ec0a66b160ec7a9a3d6c75ccd3a57da08897400fe2673f5cca6a650e133029b884
-SHA512 (rubygem-json-2.18.0-missing-files.tar.gz) = 73453c9e4312ede95f5a3a794cf86f8d138be5425e40e410326fab3592c22710837e5e2c118c4e947466042e6d300a0bd7cb652a3325bb3b9e617705356411da
+SHA512 (json-2.13.2.gem) = 51df90c01abeade45dc4805dd0666e6898581cab6f2e3b712a2e253fd6eabea50405c533b5897a29c9cc54fc52d56c9f3207e8ec480113c3528903dde66a9cfe
+SHA512 (rubygem-json-2.13.2-missing-files.tar.gz) = 516ceddcdc36d4d44d79215b9df27a96200b335b8b1c61de9fa0a0151437fed47a2173cbd749d13b104e3fb7df834dc78f448bec5ef1fdd0a540f735447a3d6a