diff --git a/mrtg.spec b/mrtg.spec
index 30c6678..b8d341d 100644
--- a/mrtg.spec
+++ b/mrtg.spec
@@ -6,7 +6,7 @@
 Summary:   Multi Router Traffic Grapher
 Name:      mrtg
 Version:   2.17.4
-Release:   20%{?dist}
+Release:   21%{?dist}
 URL:       http://oss.oetiker.ch/mrtg/
 Source0:   http://oss.oetiker.ch/mrtg/pub/mrtg-%{version}.tar.gz
 Source1:   http://oss.oetiker.ch/mrtg/pub/mrtg-%{version}.tar.gz.md5
@@ -140,6 +140,9 @@ fi
 %{_unitdir}/mrtg.timer
 
 %changelog
+* Thu Aug 03 2017 Fedora Release Engineering <releng@fedoraproject.org> - 2.17.4-21
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild
+
 * Wed Jul 26 2017 Fedora Release Engineering <releng@fedoraproject.org> - 2.17.4-20
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild