diff --git a/prism-examples/firewire/abst/auto b/prism-examples/firewire/abst/auto
index 422b42c6..8cab667b 100755
--- a/prism-examples/firewire/abst/auto
+++ b/prism-examples/firewire/abst/auto
@@ -7,7 +7,7 @@ prism firewire.nm liveness.pctl -const delay=36,fast=0.5 -m
 prism firewire.nm expected.pctl -const delay=36,fast=0.2:0.1:0.8 -m -prop 1
 
 # maximum expected time
-prism firewire.nm expected.pctl -const delay=36,fast=0.2:0.1:0.8 -m -prop 1 
+prism firewire.nm expected.pctl -const delay=36,fast=0.2:0.1:0.8 -m -prop 2 
 
 # deadline properties
 foreach deadline (200 300 400 500 600) # 800 1000)