diff --git a/src/bike.rs b/src/bike.rs
index 03e3136..0e8a4d8 100644
--- a/src/bike.rs
+++ b/src/bike.rs
@@ -101,7 +101,7 @@ fn spawn_bike(
         SleepingDisabled,
         CyberBikeBody,
         CatControllerState::default(),
-        ColliderDensity(1.4),
+        ColliderDensity(1.6),
         AngularDamping(0.2),
         LinearDamping(0.1),
         ExternalForce::ZERO.with_persistence(false),