diff --git a/src/dhcp_configuration.cpp b/src/dhcp_configuration.cpp
index 53d4e91..6c96206 100644
--- a/src/dhcp_configuration.cpp
+++ b/src/dhcp_configuration.cpp
@@ -2,6 +2,7 @@
 
 #include "config_parser.hpp"
 #include "network_manager.hpp"
+#include "util.hpp"
 
 #include <phosphor-logging/elog-errors.hpp>
 #include <phosphor-logging/log.hpp>