diff --git a/isl.spec b/isl.spec
index 95e50b0..2c1298b 100644
--- a/isl.spec
+++ b/isl.spec
@@ -17,7 +17,7 @@ URL: http://isl.gforge.inria.fr/
 #
 # % global buildid .local
 
-Release: 4%{?buildid}%{?dist}
+Release: 5%{?buildid}%{?dist}
 
 BuildRequires: gmp-devel
 BuildRequires: pkgconfig
@@ -110,6 +110,9 @@ cd isl-%{version}
 
 
 %changelog
+* Wed Feb 07 2018 Fedora Release Engineering <releng@fedoraproject.org> - 0.16.1-5
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
+
 * Fri Sep 15 2017 Troy Dawson <tdawson@redhat.com> - 0.16.1-4
 - Fix %setup options