diff --git a/rubygem-glu.spec b/rubygem-glu.spec
index 78340c4..9422a7e 100644
--- a/rubygem-glu.spec
+++ b/rubygem-glu.spec
@@ -4,7 +4,7 @@
 
 Name:		rubygem-%{gem_name}
 Version:	8.3.0
-Release:	20%{?dist}
+Release:	21%{?dist}
 
 Summary:	Glu bindings for the opengl gem
 License:	MIT
@@ -103,6 +103,9 @@ popd
 %doc	%{gem_docdir}
 
 %changelog
+* Sat Jul 23 2022 Fedora Release Engineering <releng@fedoraproject.org> - 8.3.0-21
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_37_Mass_Rebuild
+
 * Thu Jan 27 2022 Mamoru TASAKA <mtasaka@fedoraproject.org> - 8.3.0-20
 - F-36: rebuild against ruby31
 - F-36: BR: rubygem(matrix) for test suite