diff --git a/libselinux.spec b/libselinux.spec
index 853feb9..a6da6b3 100644
--- a/libselinux.spec
+++ b/libselinux.spec
@@ -4,7 +4,7 @@
 Summary: SELinux library and simple utilities
 Name: libselinux
 Version: 3.1
-Release: 5%{?dist}
+Release: 6%{?dist}
 License: Public Domain
 # https://github.com/SELinuxProject/selinux/wiki/Releases
 Source0: https://github.com/SELinuxProject/selinux/releases/download/20200710/libselinux-3.1.tar.gz
@@ -229,6 +229,9 @@ rm -f %{buildroot}%{_mandir}/man8/togglesebool*
 %{ruby_vendorarchdir}/selinux.so
 
 %changelog
+* Thu Jan 07 2021 Mamoru TASAKA <mtasaka@fedoraproject.org> - 3.1-6
+- F-34: rebuild against ruby 3.0
+
 * Fri Nov 20 2020 Petr Lautrbach <plautrba@redhat.com> - 3.1-5
 - selinux(8): explain that runtime disable is deprecated