diff --git a/Platformer/Assets/Scripts/Camera/OrbitCameraSystem.cs b/Platformer/Assets/Scripts/Camera/OrbitCameraSystem.cs
index 9d9b57d4..ae9ebb67 100644
--- a/Platformer/Assets/Scripts/Camera/OrbitCameraSystem.cs
+++ b/Platformer/Assets/Scripts/Camera/OrbitCameraSystem.cs
@@ -101,7 +101,7 @@ public void OnUpdate(ref SystemState state)
     public partial struct OrbitCameraJob : IJobEntity
     {
         public TimeData TimeData;
-        public PhysicsWorld PhysicsWorld;
+        [ReadOnly] public PhysicsWorld PhysicsWorld;
 
         public ComponentLookup<LocalToWorld> LocalToWorldLookup;
         [ReadOnly] public ComponentLookup<KinematicCharacterBody> KinematicCharacterBodyLookup;
@@ -283,4 +283,4 @@ void Execute(
             }
         }
     }
-}
\ No newline at end of file
+}