diff --git a/ctx_includes.h b/ctx_includes.h
index f77f1b2..1bbcbbe 100644
--- a/ctx_includes.h
+++ b/ctx_includes.h
@@ -1,5 +1,7 @@
 #include <ultra64.h>
 
+#include "nu/nusys.h"
+
 #include "common.h"
 #include "ability.h"
 #include "character.h"