diff --git a/lib/game/components/spaceship_exit_rail.dart b/lib/game/components/spaceship_exit_rail.dart
index f9f45587..5851d16a 100644
--- a/lib/game/components/spaceship_exit_rail.dart
+++ b/lib/game/components/spaceship_exit_rail.dart
@@ -7,6 +7,7 @@ import 'package:flame_forge2d/flame_forge2d.dart';
 import 'package:pinball/flame/blueprint.dart';
 import 'package:pinball/game/game.dart';
 
+/// A [Blueprint] for the spaceship drop ramp.
 class SpaceshipExitRail extends Forge2DBlueprint {
   @override
   void build() {