diff --git a/hdf.spec b/hdf.spec
index 7a4b54b..d5e860d 100644
--- a/hdf.spec
+++ b/hdf.spec
@@ -1,6 +1,6 @@
 Name: hdf
 Version: 4.2.13
-Release: 1%{?dist}
+Release: 2%{?dist}
 Summary: A general purpose library and file format for storing scientific data
 License: BSD
 Group: System Environment/Libraries
@@ -138,6 +138,9 @@ make check
 
 
 %changelog
+* Wed Jul 26 2017 Fedora Release Engineering <releng@fedoraproject.org> - 4.2.13-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
 * Fri Jul 21 2017 Antonio Trande <sagitter@fedoraproject.org> 4.2.13-1
 - Update to 4.2.13