diff --git a/src/apps/ray_marching_renderer.rs b/src/apps/ray_marching_renderer.rs
index 505487c..f6ffd54 100644
--- a/src/apps/ray_marching_renderer.rs
+++ b/src/apps/ray_marching_renderer.rs
@@ -698,13 +698,14 @@ impl RayMarchingRenderer {
         let threshold: f32 = self.threshold;
         let sample_step_length = self.sample_step_length;
 
-        let ray_origin = (self.view_matrix.inverse() * glam::vec4(0.0, 0.0, 2.0, 0.0)).truncate();
+        let camera_position = glam::Vec3::new(0.0, 0.0, 2.0);
+
+        // TODO: understand why camera_position + cube/with is required for z
+        let ray_origin = (self.view_matrix.inverse() * glam::vec4(0.0, 0.0, 3.0, 0.0)).truncate();
 
         let top_aabb = self.extent;
         let bottom_aabb = -self.extent;
 
-        let camera_position = glam::Vec3::new(0.0, 0.0, 2.0);
-
         // The callback function for WGPU is in two stages: prepare, and paint.
         //
         // The prepare callback is called every frame before paint and is given access to the wgpu