diff --git a/ghc-HTTP.spec b/ghc-HTTP.spec
index 9fe9152..8b9a4f4 100644
--- a/ghc-HTTP.spec
+++ b/ghc-HTTP.spec
@@ -8,7 +8,7 @@
 
 Name:           ghc-%{pkg_name}
 Version:        4000.3.12
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        A library for client-side HTTP
 
 License:        BSD
@@ -121,6 +121,9 @@ cp -bp %{SOURCE1} %{pkg_name}.cabal
 
 
 %changelog
+* Thu Jul 25 2019 Fedora Release Engineering <releng@fedoraproject.org> - 4000.3.12-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
+
 * Sun Feb 17 2019 Jens Petersen <petersen@redhat.com> - 4000.3.12-3
 - refresh to cabal-rpm-0.13