diff --git a/protobuf-c.spec b/protobuf-c.spec
index 5b13f51..c5452c6 100644
--- a/protobuf-c.spec
+++ b/protobuf-c.spec
@@ -1,6 +1,6 @@
 Name:           protobuf-c
 Version:        1.2.1
-Release:        5%{?dist}
+Release:        6%{?dist}
 Summary:        C bindings for Google's Protocol Buffers
 
 
@@ -70,6 +70,9 @@ rm -f $RPM_BUILD_ROOT/%{_libdir}/libprotobuf-c.la
 
 
 %changelog
+* Thu Jul 27 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.2.1-6
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
 * Tue Jun 13 2017 Orion Poplawski <orion@cora.nwra.com> - 1.2.1-5
 - Rebuild for protobuf 3.3