diff --git a/src/world.rs b/src/world.rs
index 6ef0144..d0530ab 100644
--- a/src/world.rs
+++ b/src/world.rs
@@ -51,6 +51,7 @@ impl Plugin for WorldPlugin {
         );
         app.add_plugins(PhysicsPlugins::default());
         //app.add_plugins(PhysicsDebugPlugin::default());
+        app.insert_resource(Time::new_with(Physics::variable(1.0 / 30.0)));
         app.insert_resource(Gravity(DVec3::splat(0.0)));
         app.insert_resource(ActiveAsteroids(HashMap::new()));
         app.add_event::<RespawnEvent>();