diff --git a/LEGO1/omni/include/mxrect16.h b/LEGO1/omni/include/mxrect16.h
index 4e923f2a..1dd82dc5 100644
--- a/LEGO1/omni/include/mxrect16.h
+++ b/LEGO1/omni/include/mxrect16.h
@@ -1,6 +1,8 @@
 #ifndef MXRECT16_H
 #define MXRECT16_H
 
+#include "mxtypes.h"
+
 // SIZE 0x08
 struct MxRect16 {
 	// FUNCTION: BETA10 0x10097ee0