diff --git a/core/src/mindustry/entities/comp/UnitComp.java b/core/src/mindustry/entities/comp/UnitComp.java
index ba6cee7e1b..e8af89a646 100644
--- a/core/src/mindustry/entities/comp/UnitComp.java
+++ b/core/src/mindustry/entities/comp/UnitComp.java
@@ -105,7 +105,7 @@ abstract class UnitComp implements Healthc, Physicsc, Hitboxc, Statusc, Teamc, I
     }
 
     public boolean isPathImpassable(int tileX, int tileY){
-        return !type.flying && type.pathCost.getCost(team.id, pathfinder.get(tileX, tileY)) == -1;
+        return !type.flying && world.tiles.in(tileX, tileY) && type.pathCost.getCost(team.id, pathfinder.get(tileX, tileY)) == -1;
     }