diff --git a/pngcrush.spec b/pngcrush.spec
index 5324961..a8bf0c2 100644
--- a/pngcrush.spec
+++ b/pngcrush.spec
@@ -4,7 +4,7 @@
 Summary:        Optimizer for PNG (Portable Network Graphics) files
 Name:           pngcrush
 Version:        1.8.0
-Release:        3%{?dist}
+Release:        4%{?dist}
 License:        zlib
 Group:          Applications/File
 URL:            http://pmt.sourceforge.net/%{name}/
@@ -46,6 +46,9 @@ docbook2man %{name}.sgml
 %doc %{_mandir}/man1/%{name}.1.gz
 
 %changelog
+* Thu Aug 03 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.8.0-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild
+
 * Thu Jul 27 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.8.0-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild