diff --git a/util/PrismPrinter.h b/util/PrismPrinter.h
index 1f82cf4..c12b585 100644
--- a/util/PrismPrinter.h
+++ b/util/PrismPrinter.h
@@ -5,7 +5,7 @@
 
 #include "cell.h"
 
-#define NOFAULT 3
+#define NOFAULT 7
 #define LEFT 0
 #define RIGHT 1
 #define FORWARD 2