diff --git a/src/runtime-three/runtime-scene-build.ts b/src/runtime-three/runtime-scene-build.ts
index 3750ff6e..6f552942 100644
--- a/src/runtime-three/runtime-scene-build.ts
+++ b/src/runtime-three/runtime-scene-build.ts
@@ -2078,6 +2078,7 @@ export function buildRuntimeSceneFromDocument(
     });
   const splineCorridorColliders = deriveSplineCorridorBoxColliders({
     paths,
+    junctions: splineCorridorJunctions,
     terrains: enabledTerrains,
     clipIntervalsByPath: splineCorridorClipIntervalsByPath
   });