diff --git a/world/src/site/settlement/building/archetype/house.rs b/world/src/site/settlement/building/archetype/house.rs
index 1ef6416d09..ebe671f544 100644
--- a/world/src/site/settlement/building/archetype/house.rs
+++ b/world/src/site/settlement/building/archetype/house.rs
@@ -199,7 +199,8 @@ impl Archetype for House {
 
         let facade_layer = 3;
         let structural_layer = facade_layer + 1;
-        let foundation_layer = structural_layer + 1;
+        let internal_layer = structural_layer + 1;
+        let foundation_layer = internal_layer + 1;
         let floor_layer = foundation_layer + 1;
 
         let foundation = make_block(100, 100, 100).with_priority(foundation_layer);
@@ -209,7 +210,7 @@ impl Archetype for House {
         let roof = make_block(self.roof_color.r, self.roof_color.g, self.roof_color.b)
             .with_priority(facade_layer - 1);
         let empty = BlockMask::nothing();
-        let internal = BlockMask::new(Block::empty(), structural_layer);
+        let internal = BlockMask::new(Block::empty(), internal_layer);
         let end_window = BlockMask::new(
             Block::new(BlockKind::Window1, make_meta(ori.flip())),
             structural_layer,