diff --git a/Mimante/Services/BidStrategyService.cs b/Mimante/Services/BidStrategyService.cs
index 809a936..ddb2956 100644
--- a/Mimante/Services/BidStrategyService.cs
+++ b/Mimante/Services/BidStrategyService.cs
@@ -186,7 +186,7 @@ namespace AutoBidder.Services
                     return decision;
                 }
 
-                decision.Reason = $"valore atteso {valoreAtteso:+0.000;-0.000} € (P {ev:P2}), regime {auction.Regime.StatoAttuale}";
+                decision.Reason = $"valore atteso {valoreAtteso:+0.000;-0.000} € (P {decision.Probability:P2}), regime {auction.Regime.StatoAttuale}";
             }
             else if (ev is { } evNonPronto)
             {