diff --git a/xcb-proto.spec b/xcb-proto.spec
index 1351fa5..71fc5a7 100644
--- a/xcb-proto.spec
+++ b/xcb-proto.spec
@@ -3,7 +3,7 @@
 
 Name:           xcb-proto
 Version:        1.12
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        XCB protocol descriptions
 
 Group:          Development/Libraries
@@ -46,6 +46,9 @@ rm -rf $RPM_BUILD_ROOT
 %{python_sitelib}/xcbgen
 
 %changelog
+* Thu Jul 27 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.12-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
 * Sat Feb 11 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.12-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild