diff --git a/ghc-NumInstances.spec b/ghc-NumInstances.spec
index d78292f..eb081be 100644
--- a/ghc-NumInstances.spec
+++ b/ghc-NumInstances.spec
@@ -6,7 +6,7 @@
 
 Name:           ghc-%{pkg_name}
 Version:        1.4
-Release:        20%{?dist}
+Release:        21%{?dist}
 Summary:        Instances of numeric classes for functions and tuples
 
 License:        BSD
@@ -102,6 +102,9 @@ This package provides the Haskell %{pkg_name} profiling library.
 
 
 %changelog
+* Thu Jan 20 2022 Fedora Release Engineering <releng@fedoraproject.org> - 1.4-21
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_36_Mass_Rebuild
+
 * Fri Aug 06 2021 Jens Petersen <petersen@redhat.com> - 1.4-20
 - rebuild