diff --git a/OpenRA.Mods.Cnc/IonCannonPower.cs b/OpenRA.Mods.Cnc/IonCannonPower.cs
index a0c487c40a..0ec8b9a3a1 100644
--- a/OpenRA.Mods.Cnc/IonCannonPower.cs
+++ b/OpenRA.Mods.Cnc/IonCannonPower.cs
@@ -26,6 +26,8 @@ namespace OpenRA.Mods.Cnc
 
 		public void ResolveOrder(Actor self, Order order)
 		{
+			if (!IsReady) return;
+
 			if (order.OrderString == "IonCannon")
 			{
 				Owner.World.AddFrameEndTask(w =>
diff --git a/OpenRA.Mods.RA/SupportPowers/NukePower.cs b/OpenRA.Mods.RA/SupportPowers/NukePower.cs
index 2263afa70a..53b0c10c07 100755
--- a/OpenRA.Mods.RA/SupportPowers/NukePower.cs
+++ b/OpenRA.Mods.RA/SupportPowers/NukePower.cs
@@ -33,7 +33,7 @@ namespace OpenRA.Mods.RA
 
 		public void ResolveOrder(Actor self, Order order)
 		{
-			if (!IsAvailable) return;
+			if (!IsReady) return;
 
 			if (order.OrderString == "NuclearMissile")
 			{