diff --git a/Field3D.spec b/Field3D.spec
index 6aa04fc..653b17b 100644
--- a/Field3D.spec
+++ b/Field3D.spec
@@ -1,6 +1,6 @@
 Name:           Field3D
 Version:        1.7.2
-Release:        8%{?dist}
+Release:        9%{?dist}
 Summary:        Library for storing voxel data
 
 License:        BSD
@@ -80,6 +80,9 @@ popd
 
 
 %changelog
+* Mon Jan 22 2018 Jonathan Wakely <jwakely@redhat.com> - 1.7.2-9
+- Rebuilt for Boost 1.66
+
 * Wed Aug 02 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.7.2-8
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild