diff --git a/rubygem-concurrent-ruby.spec b/rubygem-concurrent-ruby.spec
index 0ee5fa6..d0ecd71 100644
--- a/rubygem-concurrent-ruby.spec
+++ b/rubygem-concurrent-ruby.spec
@@ -3,7 +3,7 @@
 
 Name: rubygem-%{gem_name}
 Version: 1.0.4
-Release: 1%{?dist}
+Release: 2%{?dist}
 Summary: Modern concurrency tools for Ruby
 Group: Development/Languages
 License: MIT
@@ -89,6 +89,9 @@ popd
 %doc %{gem_instdir}/README.md
 
 %changelog
+* Sat Feb 11 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.0.4-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
+
 * Tue Jan 03 2017 Vít Ondruch <vondruch@redhat.com> - 1.0.4-1
 - Update to Concurrent Ruby 1.0.4.