diff --git a/rubygem-json.spec b/rubygem-json.spec
index 2551da8..ac4c327 100644
--- a/rubygem-json.spec
+++ b/rubygem-json.spec
@@ -2,7 +2,7 @@
 
 Name:           rubygem-%{gem_name}
 Version:        2.1.0
-Release:        100%{?dist}
+Release:        101%{?dist}
 
 Summary:        A JSON implementation in Ruby
 
@@ -137,6 +137,9 @@ popd
 
 
 %changelog
+* Thu Jul 27 2017 Fedora Release Engineering <releng@fedoraproject.org> - 2.1.0-101
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
 * Fri Apr 21 2017 Mamoru TASAKA <mtasaka@fedoraproject.org> - 2.1.0-100
 - Update to 2.1.0