diff --git a/server/gameserver/building.cc b/server/gameserver/building.cc
index 0871a7c..ec8db6c 100644
--- a/server/gameserver/building.cc
+++ b/server/gameserver/building.cc
@@ -70,3 +70,13 @@ ColliderComponent* Building::GetBoxBound()
                               );
     return collider;
 }
+
+void Building::GetAabbBox(AabbCollider& aabb_box)
+{
+    aabb_box.active = true;
+    aabb_box.owner = this;
+    aabb_box._min.x = -meta->i->tilewidth()/2.0;
+    aabb_box._min.y = -meta->i->tileheight()/2.0;
+    aabb_box._max.x = meta->i->tilewidth()/2.0;
+    aabb_box._max.y = meta->i->tileheight()/2.0;
+}
diff --git a/server/gameserver/building.h b/server/gameserver/building.h
index ea976d0..cabf6e6 100644
--- a/server/gameserver/building.h
+++ b/server/gameserver/building.h
@@ -25,4 +25,5 @@ class Building : public Entity
     virtual void FillMFObjectPart(cs::MFObjectPart* part_data) override;
     virtual void FillMFObjectFull(cs::MFObjectFull* full_data) override;
     virtual ColliderComponent* GetBoxBound() override;
+    virtual void GetAabbBox(AabbCollider& aabb_box) override;
 };