diff --git a/xtide.spec b/xtide.spec
index 9deea0e..11572fe 100644
--- a/xtide.spec
+++ b/xtide.spec
@@ -17,7 +17,7 @@
 Summary:         Calculate tide all over the world
 Name:            xtide
 Version:         %{mainver}
-Release:         %{rel}%{?dist}
+Release:         %{rel}%{?dist}.1
 
 URL:             http://www.flaterco.com/xtide/
 Source0:         ftp://ftp.flaterco.com/xtide/%{name}-%{version}%{?betatag:-%betatag}.tar.bz2
@@ -418,6 +418,9 @@ exit 0
 %{_datadir}/man/man8/xttpd.8*
 
 %changelog
+* Mon May 15 2017 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 2.15.1-3.1
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_26_27_Mass_Rebuild
+
 * Wed Feb 15 2017 Mamoru TASAKA <mtasaka@fedoraproject.org> - 2.15.1-3
 - F-26: mass rebuild