diff --git a/rubygem-ferret.spec b/rubygem-ferret.spec
index d827aa4..b395f6a 100644
--- a/rubygem-ferret.spec
+++ b/rubygem-ferret.spec
@@ -3,7 +3,7 @@
 Summary: Full-featured text search engine library
 Name: rubygem-%{gem_name}
 Version: 0.11.8.4
-Release: 20%{?dist}
+Release: 21%{?dist}
 Group: Development/Languages
 # License from
 # - MIT-LICENSE: MIT
@@ -120,6 +120,9 @@ popd
 %{gem_instdir}/test/
 
 %changelog
+* Fri Feb 09 2018 Fedora Release Engineering <releng@fedoraproject.org> - 0.11.8.4-21
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
+
 * Sat Jan 20 2018 Björn Esser <besser82@fedoraproject.org> - 0.11.8.4-20
 - Rebuilt for switch to libxcrypt