diff --git a/src/pxl8_world.h b/src/pxl8_world.h
index 0f5d2f0..03158af 100644
--- a/src/pxl8_world.h
+++ b/src/pxl8_world.h
@@ -1,5 +1,6 @@
 #pragma once
 
+#include "pxl8_bsp.h"
 #include "pxl8_gfx.h"
 #include "pxl8_math.h"
 #include "pxl8_procgen.h"