diff --git a/src/runtime-three/runtime-scene-build.ts b/src/runtime-three/runtime-scene-build.ts
index 737842dd..3127c0f9 100644
--- a/src/runtime-three/runtime-scene-build.ts
+++ b/src/runtime-three/runtime-scene-build.ts
@@ -105,10 +105,17 @@ export interface RuntimePlayerStart {
   position: Vec3;
   yawDegrees: number;
   navigationMode: RuntimeNavigationMode;
+  movement: RuntimePlayerMovement;
   inputBindings: PlayerStartInputBindings;
   collider: FirstPersonPlayerShape;
 }
 
+export interface RuntimePlayerMovement {
+  templateKind: PlayerStartMovementTemplate["kind"];
+  moveSpeed: number;
+  capabilities: PlayerStartMovementCapabilities;
+}
+
 export interface RuntimeSceneEntry {
   entityId: string;
   position: Vec3;
@@ -221,6 +228,7 @@ export interface RuntimeSceneDefinition {
   interactionLinks: InteractionLink[];
   playerStart: RuntimePlayerStart | null;
   playerCollider: FirstPersonPlayerShape;
+  playerMovement: RuntimePlayerMovement;
   playerInputBindings: PlayerStartInputBindings;
   navigationMode: RuntimeNavigationMode;
   spawn: RuntimeSpawnPoint;