diff --git a/src/app/mac/MainApp.mm b/src/app/mac/MainApp.mm
index df990da..0cf5f68 100644
--- a/src/app/mac/MainApp.mm
+++ b/src/app/mac/MainApp.mm
@@ -1,6 +1,8 @@
 #include "app/mac/MainApp.h"
+#include "event/Event.hpp"
 #include "event/Input.hpp"
 #include "event/Scheduler.hpp"
+#include "os/Compat.hpp"
 
 @implementation MainApp