diff --git a/Map.cs b/Map.cs
index 24c7c9e..370674d 100644
--- a/Map.cs
+++ b/Map.cs
@@ -91,8 +91,11 @@ public partial class Map : TileMapLayer
 
     public void SetCellEnemy(Vector2I ADDRESS, Enemy ENEMY)
     {
-        _addressOccupants[ENEMY._address] = null;
-        SetCellSolid(ENEMY._address);
+        if (ENEMY._address != -Vector2I.One)
+        {
+            _addressOccupants[ENEMY._address] = null;
+            SetCellSolid(ENEMY._address);
+        }
         
         ENEMY._address = ADDRESS;