diff --git a/python-twisted.spec b/python-twisted.spec
index eaa41e5..70ce8d2 100644
--- a/python-twisted.spec
+++ b/python-twisted.spec
@@ -4,7 +4,7 @@
 
 Name:           python-twisted
 Version:        16.4.1
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Twisted is a networking engine written in Python
 License:        MIT
 URL:            http://twistedmatrix.com/
@@ -234,6 +234,9 @@ ln -s ./twistd-%{python2_version} %{buildroot}%{_bindir}/twistd
 
 
 %changelog
+* Thu Jul 27 2017 Fedora Release Engineering <releng@fedoraproject.org> - 16.4.1-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
 * Sat Feb 11 2017 Fedora Release Engineering <releng@fedoraproject.org> - 16.4.1-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild