diff --git a/src/dbus_singleton.cpp b/src/dbus_singleton.cpp
index b3b808b..0c937d1 100644
--- a/src/dbus_singleton.cpp
+++ b/src/dbus_singleton.cpp
@@ -1,5 +1,7 @@
 #include "dbus_singleton.hpp"
 
+#include <sdbusplus/asio/connection.hpp>
+
 namespace crow
 {
 namespace connections