diff --git a/Yafc.Model/Analysis/CostAnalysis.cs b/Yafc.Model/Analysis/CostAnalysis.cs
index 01b90d31..bad81a35 100644
--- a/Yafc.Model/Analysis/CostAnalysis.cs
+++ b/Yafc.Model/Analysis/CostAnalysis.cs
@@ -19,7 +19,7 @@ public static CostAnalysis Get(bool atCurrentMilestones) {
         private const float CostPerProductPerSize = 0.2f;
         private const float CostPerItem = 0.02f;
         private const float CostPerFluid = 0.0005f;
-        private const float CostPerPollution = 0.01f;
+        private const float CostPerPollution = 0;
         private const float CostLowerLimit = -10f;
         private const float CostLimitWhenGeneratesOnMap = 1e4f;
         private const float MiningPenalty = 1f; // Penalty for any mining