diff --git a/assets/shaders/rally_point.wgsl b/assets/shaders/rally_point.wgsl
index 80401319..1860f9a8 100644
--- a/assets/shaders/rally_point.wgsl
+++ b/assets/shaders/rally_point.wgsl
@@ -27,7 +27,8 @@ const FADE: f32 = 3.;
 fn fragment(
     in: VertexOutput,
 ) -> @location(0) vec4<f32> {
-    let world_space_length: f32 = length(mesh.model[0].xyz);
+    let model = mesh[in.instance_index].model;
+    let world_space_length: f32 = length(vec3(model[0][0], model[1][0], model[2][0]));
     let scaled_x: f32 = in.uv.x * world_space_length;
     let offset_y: f32 = abs(in.uv.y - 0.5) * POINTINESS;
     let scaled_time: f32 = globals.time * SPEED;