diff --git a/kea.spec b/kea.spec
index 348af78..ef0e08e 100644
--- a/kea.spec
+++ b/kea.spec
@@ -6,7 +6,7 @@
 
 Name:           kea
 Version:        1.6.0
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        DHCPv4, DHCPv6 and DDNS server from ISC
 
 License:        MPLv2.0 and Boost
@@ -302,6 +302,9 @@ EOF
 
 
 %changelog
+* Fri May 29 2020 Jonathan Wakely <jwakely@redhat.com> - 1.6.0-4
+- Rebuilt for Boost 1.73
+
 * Tue May 26 2020 Miro Hrončok <mhroncok@redhat.com> - 1.6.0-3
 - Rebuilt for Python 3.9