diff --git a/rubygem-glut.spec b/rubygem-glut.spec
index 7511418..a20d55b 100644
--- a/rubygem-glut.spec
+++ b/rubygem-glut.spec
@@ -2,7 +2,7 @@
 
 Name:		rubygem-%{gem_name}
 Version:	8.3.0
-Release:	7%{?dist}
+Release:	8%{?dist}
 
 Summary:	Glut bindings for the OpenGL gem
 License:	MIT
@@ -76,6 +76,9 @@ popd
 %doc	%{gem_docdir}
 
 %changelog
+* Mon Jan 21 2019 Mamoru TASAKA <mtasaka@fedoraproject.org> - 8.3.0-8
+- F-30: rebuild against ruby26
+
 * Sat Jul 14 2018 Fedora Release Engineering <releng@fedoraproject.org> - 8.3.0-7
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild