diff --git a/OpenRA.Mods.Common/UtilityCommands/UpgradeRules.cs b/OpenRA.Mods.Common/UtilityCommands/UpgradeRules.cs
index 594b30558a..acb3ca3cc0 100644
--- a/OpenRA.Mods.Common/UtilityCommands/UpgradeRules.cs
+++ b/OpenRA.Mods.Common/UtilityCommands/UpgradeRules.cs
@@ -2899,6 +2899,22 @@ namespace OpenRA.Mods.Common.UtilityCommands
 					}
 				}
 
+				// Removed arbitrary defaults from InfiltrateForCash
+				if (engineVersion < 20160118)
+				{
+					if (node.Key == "InfiltrateForCash")
+					{
+						if (!node.Value.Nodes.Any(n => n.Key == "Percentage"))
+							node.Value.Nodes.Add(new MiniYamlNode("Percentage", "50"));
+
+						if (!node.Value.Nodes.Any(n => n.Key == "Minimum"))
+							node.Value.Nodes.Add(new MiniYamlNode("Minimum", "500"));
+
+						if (!node.Value.Nodes.Any(n => n.Key == "SoundToVictim"))
+							node.Value.Nodes.Add(new MiniYamlNode("SoundToVictim", "credit1.aud"));
+					}
+				}
+
 				UpgradeActorRules(engineVersion, ref node.Value.Nodes, node, depth + 1);
 			}
 		}
diff --git a/OpenRA.Mods.RA/Traits/Infiltration/InfiltrateForCash.cs b/OpenRA.Mods.RA/Traits/Infiltration/InfiltrateForCash.cs
index 71d8906417..1492fc915d 100644
--- a/OpenRA.Mods.RA/Traits/Infiltration/InfiltrateForCash.cs
+++ b/OpenRA.Mods.RA/Traits/Infiltration/InfiltrateForCash.cs
@@ -19,14 +19,14 @@ namespace OpenRA.Mods.RA.Traits
 	class InfiltrateForCashInfo : ITraitInfo
 	{
 		[Desc("Percentage of the victim's resources that will be stolen.")]
-		public readonly int Percentage = 50;
+		public readonly int Percentage = 100;
 
 		[Desc("Amount of guaranteed funds to claim when the victim does not have enough resources.",
 			"When negative, the production price of the infiltrating actor will be used instead.")]
-		public readonly int Minimum = 500;
+		public readonly int Minimum = -1;
 
 		[Desc("Sound the victim will hear when they get robbed.")]
-		public readonly string SoundToVictim = "credit1.aud";
+		public readonly string SoundToVictim = null;
 
 		public object Create(ActorInitializer init) { return new InfiltrateForCash(this); }
 	}
@@ -49,7 +49,8 @@ namespace OpenRA.Mods.RA.Traits
 			targetResources.TakeCash(toTake);
 			spyResources.GiveCash(toGive);
 
-			Game.Sound.PlayToPlayer(self.Owner, info.SoundToVictim);
+			if (info.SoundToVictim != null)
+				Game.Sound.PlayToPlayer(self.Owner, info.SoundToVictim);
 
 			self.World.AddFrameEndTask(w => w.Add(new FloatingText(self.CenterPosition, infiltrator.Owner.Color.RGB, FloatingText.FormatCashTick(toGive), 30)));
 		}