diff --git a/src/map_builders.rs b/src/map_builders.rs
index 1aaf747..cd704d6 100644
--- a/src/map_builders.rs
+++ b/src/map_builders.rs
@@ -180,33 +180,41 @@ fn random_initial_builder(rng: &mut RandomNumberGenerator) -> (Box<dyn InitialMa
 
 pub fn random_builder(new_depth: i32, rng: &mut RandomNumberGenerator) -> BuilderChain {
     let mut builder = BuilderChain::new(new_depth);
-    let (random_starter, has_rooms) = random_initial_builder(rng);
-    builder.start_with(random_starter);
+    // let (random_starter, has_rooms) = random_initial_builder(rng);
+    // builder.start_with(random_starter);
+    //
+    // if has_rooms {
+    //     builder
+    //         .with(RoomBasedSpawner::new())
+    //         .with(RoomBasedStairs::new())
+    //         .with(RoomBasedStartingPosition::new());
+    // } else {
+    //     builder
+    //         .with(AreaStartingPosition::new(XStart::Center, YStart::Center))
+    //         .with(CullUnreachable::new())
+    //         .with(VoronoiSpawning::new())
+    //         .with(DistantExit::new());
+    // }
+    //
+    // if rng.roll_dice(1, 3) == 1 {
+    //     builder.with(WaveformCollapseBuilder::new());
+    // }
+    //
+    // if rng.roll_dice(1, 20) == 1 {
+    //     builder.with(PrefabBuilder::sectional(
+    //         prefab_builder::prefab_sections::UNDERGROUND_FORT,
+    //     ));
+    // }
+    //
+    // builder.with(PrefabBuilder::vaults());
 
-    if has_rooms {
-        builder
-            .with(RoomBasedSpawner::new())
-            .with(RoomBasedStairs::new())
-            .with(RoomBasedStartingPosition::new());
-    } else {
-        builder
-            .with(AreaStartingPosition::new(XStart::Center, YStart::Center))
-            .with(CullUnreachable::new())
-            .with(VoronoiSpawning::new())
-            .with(DistantExit::new());
-    }
-
-    if rng.roll_dice(1, 3) == 1 {
-        builder.with(WaveformCollapseBuilder::new());
-    }
-
-    if rng.roll_dice(1, 20) == 1 {
-        builder.with(PrefabBuilder::sectional(
-            prefab_builder::prefab_sections::UNDERGROUND_FORT,
-        ));
-    }
-
-    builder.with(PrefabBuilder::vaults());
+    builder
+        .start_with(BspDungeonBuilder::new())
+        .with(RoomCornerRounder::new())
+        .with(AreaStartingPosition::new(XStart::Center, YStart::Center))
+        .with(CullUnreachable::new())
+        .with(VoronoiSpawning::new())
+        .with(DistantExit::new());
 
     builder
 }
diff --git a/src/map_builders/room_corner_rounding.rs b/src/map_builders/room_corner_rounding.rs
index e48f248..3a21a9b 100644
--- a/src/map_builders/room_corner_rounding.rs
+++ b/src/map_builders/room_corner_rounding.rs
@@ -1,6 +1,7 @@
+use rltk::RandomNumberGenerator;
+
 use crate::map_builders::{BuilderMap, MetaMapBuilder};
 use crate::{Rect, TileType};
-use rltk::RandomNumberGenerator;
 
 pub struct RoomCornerRounder {}
 
diff --git a/src/map_builders/room_exploder.rs b/src/map_builders/room_exploder.rs
index 3db8a7f..43819ed 100644
--- a/src/map_builders/room_exploder.rs
+++ b/src/map_builders/room_exploder.rs
@@ -1,7 +1,8 @@
+use rltk::RandomNumberGenerator;
+
 use crate::map_builders::common::{paint, Symmetry};
 use crate::map_builders::{BuilderMap, MetaMapBuilder};
 use crate::{Rect, TileType};
-use rltk::RandomNumberGenerator;
 
 pub struct RoomExploder {}