diff --git a/mach/arm/cv/arm.h b/mach/arm/cv/arm.h
index be8a56ce..e963f573 100644
--- a/mach/arm/cv/arm.h
+++ b/mach/arm/cv/arm.h
@@ -1,5 +1,8 @@
 #define MAXCHUNK        5
-#define NSECT		4
+
+/* Undefined by dtrg --- seems to be redefined by cv.c?
+ * #define NSECT		4
+ */
 
 
 struct entry{