diff --git a/src/document/migrate-scene-document.ts b/src/document/migrate-scene-document.ts
index 3dd22ccc..5c739f26 100644
--- a/src/document/migrate-scene-document.ts
+++ b/src/document/migrate-scene-document.ts
@@ -306,6 +306,7 @@ import {
 import { type SequenceClip } from "../sequencer/project-sequence-steps";
 import {
   createScenePathRoadSettings,
+  createScenePathRoadEdgeSettings,
   createScenePath,
   createScenePathPoint,
   DEFAULT_SCENE_PATH_CURVE_MODE,
@@ -313,10 +314,13 @@ import {
   DEFAULT_SCENE_PATH_SAMPLED_RESOLUTION,
   DEFAULT_SCENE_PATH_TERRAIN_OFFSET,
   isScenePathCurveMode,
+  normalizeScenePathRoadEdgeKind,
+  normalizeScenePathRoadEdgeMaterialId,
   normalizeScenePathRoadMaterialId,
   normalizeScenePathSampledResolution,
   normalizeScenePathTerrainOffset,
   type ScenePath,
+  type ScenePathRoadEdgeSettings,
   type ScenePathRoadSettings,
   type ScenePathPoint
 } from "./paths";
diff --git a/src/document/scene-document.ts b/src/document/scene-document.ts
index f1b4bbb4..f4359965 100644
--- a/src/document/scene-document.ts
+++ b/src/document/scene-document.ts
@@ -35,7 +35,8 @@ import {
   type FoliagePrototypeRegistry
 } from "../foliage/foliage";
 
-export const SCENE_DOCUMENT_VERSION = 103 as const;
+export const SCENE_DOCUMENT_VERSION = 104 as const;
+export const SPLINE_ROAD_EDGES_SCENE_DOCUMENT_VERSION = 104 as const;
 export const DYNAMIC_TERRAIN_LAYERS_SCENE_DOCUMENT_VERSION = 103 as const;
 export const PATH_ROAD_PREVIEW_SCENE_DOCUMENT_VERSION = 102 as const;
 export const PATH_TERRAIN_GLUE_SCENE_DOCUMENT_VERSION = 101 as const;