diff --git a/advancecomp.spec b/advancecomp.spec
index c71e25b..0c87762 100644
--- a/advancecomp.spec
+++ b/advancecomp.spec
@@ -1,6 +1,6 @@
 Name:           advancecomp
 Version:        2.1
-Release:        11%{?dist}
+Release:        12%{?dist}
 Summary:        Recompression utilities for png, mng, zip and gz files
 License:        GPLv3
 URL:            http://www.advancemame.it/
@@ -50,6 +50,9 @@ make install DESTDIR=%{buildroot}
 %{_mandir}/man1/*
 
 %changelog
+* Wed Jul 24 2019 Fedora Release Engineering <releng@fedoraproject.org> - 2.1-12
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
+
 * Fri May 10 2019 Than Ngo <than@redhat.com> - 2.1-11
 - Backport for #1708563, CVE-2019-8383 - denial of service in function adv_png_unfilter_8