diff --git a/libtommath.spec b/libtommath.spec
index b6f8abe..0eeab7d 100644
--- a/libtommath.spec
+++ b/libtommath.spec
@@ -1,6 +1,6 @@
 Name:           libtommath
 Version:        1.0
-Release:        8%{?dist}
+Release:        9%{?dist}
 Summary:        A portable number theoretic multiple-precision integer library
 License:        Public Domain
 URL:            http://www.libtom.net/
@@ -85,6 +85,9 @@ find %{buildroot} -name '*.a' -delete
 %doc bn.pdf poster.pdf tommath.pdf
 
 %changelog
+* Wed Jul 26 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.0-9
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
 * Sun Jun 25 2017 Simone Caronni <negativo17@gmail.com> - 1.0-7
 - Update URL (#1463608, #1463547).