diff --git a/nodejs-array-union.spec b/nodejs-array-union.spec
index cc03d92..bfaa6dd 100644
--- a/nodejs-array-union.spec
+++ b/nodejs-array-union.spec
@@ -7,7 +7,7 @@
 
 Name:           nodejs-%{srcname}
 Version:        1.0.1
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        Create an array of unique values, in order, from the input arrays
 License:        MIT
 URL:            https://www.npmjs.com/package/%{srcname}
@@ -58,6 +58,9 @@ mocha
 
 
 %changelog
+* Wed Jul 26 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.0.1-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
 * Fri Feb 10 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.0.1-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild