diff --git a/src/draw.rs b/src/draw.rs
index 4717594..cfbbbf3 100644
--- a/src/draw.rs
+++ b/src/draw.rs
@@ -3,11 +3,11 @@ use geo::{EuclideanLength, Point};
 use thiserror::Error;
 
 use crate::{
-    guide::{Guide, Head, HeadTrait, SegbendHead},
     layout::{
         bend::{BendIndex, LooseBendWeight},
         dot::{DotIndex, FixedDotIndex, LooseDotIndex, LooseDotWeight},
         graph::{GetBandIndex, MakePrimitive},
+        guide::{Guide, Head, HeadTrait, SegbendHead},
         primitive::GetOtherJoint,
         seg::{LoneLooseSegWeight, SeqLooseSegWeight},
     },
diff --git a/src/guide.rs b/src/layout/guide.rs
similarity index 99%
rename from src/guide.rs
rename to src/layout/guide.rs
index f524d69..77168cd 100644
--- a/src/guide.rs
+++ b/src/layout/guide.rs
@@ -13,9 +13,10 @@ use crate::{
     },
     math::{self, Circle, NoTangents},
     rules::{Conditions, Rules},
-    segbend::Segbend,
 };
 
+use super::segbend::Segbend;
+
 #[enum_dispatch]
 pub trait HeadTrait {
     fn face(&self) -> DotIndex;
diff --git a/src/layout/layout.rs b/src/layout/layout.rs
index 831571d..65efe93 100644
--- a/src/layout/layout.rs
+++ b/src/layout/layout.rs
@@ -14,13 +14,14 @@ use super::connectivity::{
 };
 use super::geometry::with_rtree::GeometryWithRtree;
 use super::loose::{GetNextLoose, Loose, LooseIndex};
+use super::segbend::Segbend;
 use crate::graph::{GenericIndex, GetNodeIndex};
-use crate::guide::Guide;
 use crate::layout::bend::BendIndex;
 use crate::layout::dot::DotWeight;
 use crate::layout::geometry::{
     BendWeightTrait, DotWeightTrait, Geometry, GeometryLabel, GetPos, SegWeightTrait,
 };
+use crate::layout::guide::Guide;
 use crate::layout::{
     bend::{FixedBendIndex, LooseBendIndex, LooseBendWeight},
     dot::{DotIndex, FixedDotIndex, FixedDotWeight, LooseDotIndex, LooseDotWeight},
@@ -36,7 +37,6 @@ use crate::layout::{
     },
 };
 use crate::math::NoTangents;
-use crate::segbend::Segbend;
 use crate::wraparoundable::{GetWraparound, Wraparoundable, WraparoundableIndex};
 
 use super::bend::BendWeight;
diff --git a/src/layout/mod.rs b/src/layout/mod.rs
index dbacecf..c960acc 100644
--- a/src/layout/mod.rs
+++ b/src/layout/mod.rs
@@ -5,9 +5,11 @@ pub mod bend;
 pub mod connectivity;
 pub mod dot;
 pub mod geometry;
+pub mod guide;
 mod layout;
 pub mod loose;
 pub mod primitive;
 pub mod seg;
+pub mod segbend;
 
 pub use layout::*;
diff --git a/src/segbend.rs b/src/layout/segbend.rs
similarity index 100%
rename from src/segbend.rs
rename to src/layout/segbend.rs
diff --git a/src/main.rs b/src/main.rs
index c7a0dc9..8b4895c 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -11,14 +11,12 @@ macro_rules! dbg_dot {
 mod astar;
 mod draw;
 mod graph;
-mod guide;
 #[macro_use]
 mod layout;
 mod math;
 mod mesh;
 mod router;
 mod rules;
-mod segbend;
 mod tracer;
 mod triangulation;
 mod wraparoundable;
diff --git a/src/router.rs b/src/router.rs
index 227c50e..3efa4b4 100644
--- a/src/router.rs
+++ b/src/router.rs
@@ -6,7 +6,7 @@ use thiserror::Error;
 
 use crate::astar::{astar, AstarStrategy, PathTracker};
 use crate::draw::DrawException;
-use crate::guide::HeadTrait;
+use crate::layout::guide::HeadTrait;
 use crate::layout::Layout;
 use crate::layout::{
     connectivity::BandIndex,
diff --git a/src/tracer.rs b/src/tracer.rs
index dd10f72..f09007f 100644
--- a/src/tracer.rs
+++ b/src/tracer.rs
@@ -2,9 +2,12 @@ use contracts::debug_ensures;
 
 use crate::{
     draw::{Draw, DrawException},
-    guide::{BareHead, Head, SegbendHead},
-    layout::Layout,
-    layout::{bend::LooseBendIndex, dot::FixedDotIndex},
+    layout::{
+        bend::LooseBendIndex,
+        dot::FixedDotIndex,
+        guide::{BareHead, Head, SegbendHead},
+        Layout,
+    },
     mesh::{Mesh, VertexIndex},
     rules::Rules,
 };