diff --git a/src/route/face-map.cpp b/src/route/face-map.cpp
index 7251fc5..398ed4f 100644
--- a/src/route/face-map.cpp
+++ b/src/route/face-map.cpp
@@ -23,6 +23,8 @@
 #include <iostream>
 #include <list>
 #include <utility>
+
+#include "common.hpp"
 #include "logger.hpp"
 #include "face-map.hpp"