diff --git a/gebs.h b/gebs.h
index 3ba1ccb..1ac705b 100644
--- a/gebs.h
+++ b/gebs.h
@@ -100,7 +100,7 @@ int main(int argc, char ** argv)
 // Types
 // ----------------------------------------------------------------------------
 
-#define nil ((void *)0)
+#define nil NULL
 
 typedef unsigned char       uchar;
 typedef unsigned short      ushort;