diff --git a/dat.h b/dat.h
index d55e7e9..4b9f4d2 100644
--- a/dat.h
+++ b/dat.h
@@ -3,6 +3,9 @@
 #define CORNER _corner
 #define INSET _inset
 #define MAXHIDDEN 128
+#ifndef CASCADE_DENSITY
+#define CASCADE_DENSITY 0
+#endif
 #if defined(SHOWMAX) && defined(SHOWSTICK)
 #define B3FIXED 7
 #elif defined(SHOWMAX) || defined(SHOWSTICK)
@@ -200,4 +203,4 @@ extern int nmonitors;
 extern XRRMonitorInfo* monitorinfo;
 
 extern int* xstep;
-extern int* ystep;
\ No newline at end of file
+extern int* ystep;