diff --git a/ghc-primitive.spec b/ghc-primitive.spec
index 2d2f386..2dab8c5 100644
--- a/ghc-primitive.spec
+++ b/ghc-primitive.spec
@@ -4,7 +4,7 @@
 
 Name:           ghc-%{pkg_name}
 Version:        0.5.0.1
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Primitive memory-related operations
 
 License:        BSD
@@ -57,6 +57,9 @@ This package provides the Haskell %{pkg_name} library development files.
 
 
 %changelog
+* Sat Aug 03 2013 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 0.5.0.1-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_20_Mass_Rebuild
+
 * Tue Jun 04 2013 Jens Petersen <petersen@redhat.com> - 0.5.0.1-3
 - update to new simplified Haskell Packaging Guidelines