diff --git a/prism-examples/csma/auto b/prism-examples/csma/auto
index da79e55c..f5155c2e 100755
--- a/prism-examples/csma/auto
+++ b/prism-examples/csma/auto
@@ -1,12 +1,12 @@
 #!/bin/csh
 
-prism csma2_2.nm csma2.pctl
-prism csma2_3.nm csma2.pctl
-prism csma2_4.nm csma2.pctl
-prism csma4_2.nm csma4.pctl
-prism csma4_3.nm csma4.pctl
-prism csma4_4.nm csma4.pctl
-prism csma6_2.nm csma6.pctl
-prism csma6_3.nm csma6.pctl
-prism csma6_4.nm csma6.pctl
+prism csma2_2.nm csma2.pctl -s
+prism csma2_3.nm csma2.pctl -s
+prism csma2_4.nm csma2.pctl -s
+prism csma4_2.nm csma4.pctl -s
+prism csma4_3.nm csma4.pctl -s
+prism csma4_4.nm csma4.pctl -s
+prism csma6_2.nm csma6.pctl -s
+prism csma6_3.nm csma6.pctl -s
+prism csma6_4.nm csma6.pctl -s