diff --git a/OpenRA.Mods.Common/Traits/World/ActorMap.cs b/OpenRA.Mods.Common/Traits/World/ActorMap.cs
index d497566bd7..92491d758d 100644
--- a/OpenRA.Mods.Common/Traits/World/ActorMap.cs
+++ b/OpenRA.Mods.Common/Traits/World/ActorMap.cs
@@ -276,7 +276,7 @@ namespace OpenRA.Mods.Common.Traits
 
 		public SubCell FreeSubCell(CPos cell, SubCell preferredSubCell = SubCell.Any, bool checkTransient = true)
 		{
-			if (preferredSubCell > SubCell.Any && !AnyActorsAt(cell, preferredSubCell, checkTransient))
+			if (preferredSubCell != SubCell.Any && !AnyActorsAt(cell, preferredSubCell, checkTransient))
 				return preferredSubCell;
 
 			if (!AnyActorsAt(cell))
@@ -291,7 +291,7 @@ namespace OpenRA.Mods.Common.Traits
 
 		public SubCell FreeSubCell(CPos cell, SubCell preferredSubCell, Func<Actor, bool> checkIfBlocker)
 		{
-			if (preferredSubCell > SubCell.Any && !AnyActorsAt(cell, preferredSubCell, checkIfBlocker))
+			if (preferredSubCell != SubCell.Any && !AnyActorsAt(cell, preferredSubCell, checkIfBlocker))
 				return preferredSubCell;
 
 			if (!AnyActorsAt(cell))