diff --git a/OpenRA.Mods.Common/Traits/Buildings/Refinery.cs b/OpenRA.Mods.Common/Traits/Buildings/Refinery.cs
index e1d33418da..b444668176 100644
--- a/OpenRA.Mods.Common/Traits/Buildings/Refinery.cs
+++ b/OpenRA.Mods.Common/Traits/Buildings/Refinery.cs
@@ -35,6 +35,9 @@ namespace OpenRA.Mods.Common.Traits
 		[Desc("In how many steps to perform the dragging?")]
 		public readonly int DragLength = 0;
 
+		[Desc("Discard resources once silo capacity has been reached.")]
+		public readonly bool DiscardExcessResources = false;
+
 		public readonly bool ShowTicks = true;
 		public readonly int TickLifetime = 30;
 		public readonly int TickVelocity = 2;
@@ -84,10 +87,12 @@ namespace OpenRA.Mods.Common.Traits
 				.Where(a => a.Trait.LinkedProc == self);
 		}
 
-		public bool CanGiveResource(int amount) { return playerResources.CanGiveResources(amount); }
+		public bool CanGiveResource(int amount) { return info.DiscardExcessResources || playerResources.CanGiveResources(amount); }
 
 		public void GiveResource(int amount)
 		{
+			if (info.DiscardExcessResources)
+				amount = Math.Min(amount, playerResources.ResourceCapacity - playerResources.Resources);
 			playerResources.GiveResources(amount);
 			if (info.ShowTicks)
 				currentDisplayValue += amount;
diff --git a/mods/ts/rules/shared-structures.yaml b/mods/ts/rules/shared-structures.yaml
index 53673819e4..f90ab5ed2b 100644
--- a/mods/ts/rules/shared-structures.yaml
+++ b/mods/ts/rules/shared-structures.yaml
@@ -76,6 +76,7 @@ PROC:
 	TiberianSunRefinery:
 		DockAngle: 160
 		DockOffset: 2,1
+		DiscardExcessResources: true
 	StoresResources:
 		PipColor: Green
 		PipCount: 15