diff --git a/src/engine/objects/Building.java b/src/engine/objects/Building.java
index 4399e92b..d9e40496 100644
--- a/src/engine/objects/Building.java
+++ b/src/engine/objects/Building.java
@@ -1536,12 +1536,13 @@ public class Building extends AbstractWorldObject {
     }
 
     public void updateNavMesh(){
-        //remove entire building footprint from the navmesh
-        //int xPoint = (int)(this.loc.x - this.getBounds().getHalfExtents().x);
-        //int zPoint = (int) (this.loc.z - this.getBounds().getHalfExtents().y);
-        //int extentsX = (int) (this.getBounds().getHalfExtents().x * 2);
-        //int extentsZ = (int) (this.getBounds().getHalfExtents().y * 2);
-        //this.parentZone.navMesh.subtract(new Area(new Rectangle(xPoint, zPoint, extentsX, extentsZ)));
+        Polygon area = new Polygon();
+        for(Colliders collider : this.getBounds().colliders){
+            area.addPoint((int) collider.startX, (int) collider.startY);
+            area.addPoint((int) collider.endX, (int) collider.endY);
+        }
+        Area blocked = new Area(area);
+        this.parentZone.navMesh.subtract(blocked);
 
         //add in all the regions to the navMesh
         for(Regions region : this.getBounds().getRegions())