diff --git a/src/kiwano-physics/kiwano-physics.h b/src/kiwano-physics/kiwano-physics.h
index ef4fefb1..58f9cf29 100644
--- a/src/kiwano-physics/kiwano-physics.h
+++ b/src/kiwano-physics/kiwano-physics.h
@@ -21,6 +21,9 @@
 #pragma once
 
 #include <kiwano-physics/Shape.h>
+#include <kiwano-physics/Fixture.h>
+#include <kiwano-physics/Contact.h>
+#include <kiwano-physics/ContactListener.h>
 #include <kiwano-physics/Body.h>
 #include <kiwano-physics/Joint.h>
 #include <kiwano-physics/World.h>