diff --git a/ghc-tf-random.spec b/ghc-tf-random.spec
index 52422e0..8e9f346 100644
--- a/ghc-tf-random.spec
+++ b/ghc-tf-random.spec
@@ -6,7 +6,7 @@
 
 Name:           ghc-%{pkg_name}
 Version:        0.5
-Release:        20%{?dist}
+Release:        21%{?dist}
 Summary:        High-quality splittable pseudorandom number generator
 
 # main license is BSD
@@ -138,6 +138,9 @@ This package provides the Haskell %{pkg_name} profiling library.
 
 
 %changelog
+* Tue Jan 26 2021 Fedora Release Engineering <releng@fedoraproject.org> - 0.5-21
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
+
 * Sat Aug 01 2020 Fedora Release Engineering <releng@fedoraproject.org> - 0.5-20
 - Second attempt - Rebuilt for
   https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild