diff --git a/rubygem-open4.spec b/rubygem-open4.spec
index e46e674..5165bc1 100644
--- a/rubygem-open4.spec
+++ b/rubygem-open4.spec
@@ -3,7 +3,7 @@
 Summary: Manage child processes and their IO handles easily
 Name: rubygem-%{gem_name}
 Version: 1.3.4
-Release: 11%{?dist}
+Release: 12%{?dist}
 License: BSD or Ruby
 URL: http://github.com/ahoward/open4/
 Source0: https://rubygems.org/gems/%{gem_name}-%{version}.gem
@@ -60,6 +60,9 @@ popd
 
 
 %changelog
+* Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 1.3.4-12
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
+
 * Wed Jul 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.3.4-11
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild