diff --git a/OpenRA.Game/Graphics/Minimap.cs b/OpenRA.Game/Graphics/Minimap.cs
index 62e02c285c..b8231c0633 100644
--- a/OpenRA.Game/Graphics/Minimap.cs
+++ b/OpenRA.Game/Graphics/Minimap.cs
@@ -142,7 +142,7 @@ namespace OpenRA.Graphics
 				var stride = bitmapData.Stride / 4;
 				foreach (var t in world.ActorsWithTrait<IRadarSignature>())
 				{
-					if (world.FogObscures(t.Actor))
+					if (!t.Actor.IsInWorld || world.FogObscures(t.Actor))
 						continue;
 
 					var color = t.Trait.RadarSignatureColor(t.Actor);