diff --git a/examples/mdp/wlan/wlanX_4.cexprop b/examples/mdp/wlan/wlanX_4.cexprop
index ad82b1457..8af300d54 100644
--- a/examples/mdp/wlan/wlanX_4.cexprop
+++ b/examples/mdp/wlan/wlanX_4.cexprop
@@ -1 +1 @@
-P<0.1 [ F fourCollisions ]
+P<0.003 [ F fourCollisions ]