diff --git a/build/unixv0.simh b/build/unixv0.simh
index 4591561..4cc7d68 100644
--- a/build/unixv0.simh
+++ b/build/unixv0.simh
@@ -3,10 +3,11 @@ set cpu eae
 set cpu history=100
 show cpu
 
-set tti 8b
+set tti unix
 set rb ena
 att rb image.fs
 show dev
 
 load -S a.rim
 dep pc 0100
+cont