diff --git a/OpenRA.Mods.RA/SupportPowers/IronCurtainPower.cs b/OpenRA.Mods.RA/SupportPowers/IronCurtainPower.cs
index e0968def87..7b701bbeaf 100755
--- a/OpenRA.Mods.RA/SupportPowers/IronCurtainPower.cs
+++ b/OpenRA.Mods.RA/SupportPowers/IronCurtainPower.cs
@@ -36,7 +36,7 @@ namespace OpenRA.Mods.RA
 
 		public void ResolveOrder(Actor self, Order order)
 		{
-			if (!IsAvailable) return;
+			if (!IsReady) return;
 
 			if (order.OrderString == "IronCurtain")
 			{