diff --git a/src/avian.rs b/src/avian.rs
index 48428d6..4e5109b 100644
--- a/src/avian.rs
+++ b/src/avian.rs
@@ -51,8 +51,8 @@ impl CharacterControllerBundle {
             character_controller: CharacterController,
             body: RigidBody::Kinematic,
             collider,
-            speed: MaxSpeed(10.),
-            acceleration: MaxAcceleration(10.),
+            speed: MaxSpeed(100.),
+            acceleration: MaxAcceleration(100.),
         }
     }
 }
@@ -125,7 +125,7 @@ fn movement(
         if delta_len > max_acceleration {
             delta = delta.normalize() * max_acceleration;
         }
-        **linear_velocity = delta;
+        **linear_velocity += delta;
     }
 }