diff --git a/USINGCODEX.md b/USINGCODEX.md
index 8a54bc3..b97be71 100644
--- a/USINGCODEX.md
+++ b/USINGCODEX.md
@@ -102,7 +102,7 @@ curl --request POST \
    --data '{
     "duration": "3600",
     "reward": "1",
-    "proofProbability": "3",
+    "proofProbability": "5",
     "expiry": "300",
     "nodes": 2,
     "tolerance": 1,