diff --git a/Field3D.spec b/Field3D.spec
index cfaeade..2af5c2c 100644
--- a/Field3D.spec
+++ b/Field3D.spec
@@ -1,6 +1,6 @@
 Name:           Field3D
 Version:        1.7.2
-Release:        5%{?dist}
+Release:        6%{?dist}
 Summary:        Library for storing voxel data
 
 License:        BSD
@@ -80,6 +80,9 @@ popd
 
 
 %changelog
+* Mon Jul 03 2017 Jonathan Wakely <jwakely@redhat.com> - 1.7.2-6
+- Rebuilt for Boost 1.64
+
 * Fri Jan 27 2017 Jonathan Wakely <jwakely@redhat.com> - 1.7.2-5
 - Rebuilt for Boost 1.63