diff --git a/experiments/2024-12-09/src/export.rs b/experiments/2024-12-09/src/export.rs
index 2667de09a..48dcf4184 100644
--- a/experiments/2024-12-09/src/export.rs
+++ b/experiments/2024-12-09/src/export.rs
@@ -3,15 +3,15 @@ use std::{collections::BTreeMap, fs::File};
 use crate::geometry::{Operation, Shape, TriMesh};
 
 pub fn export(shape: &Shape) -> anyhow::Result<()> {
-    let mut shape_triangles = TriMesh::new();
-    shape.triangles(&mut shape_triangles);
+    let mut tri_mesh = TriMesh::new();
+    shape.triangles(&mut tri_mesh);
 
     let mut indices_by_vertex = BTreeMap::new();
 
     let mut points = Vec::new();
     let mut triangles = Vec::new();
 
-    for triangle in shape_triangles.triangles {
+    for triangle in tri_mesh.triangles {
         let triangle = triangle.points.map(|point| {
             *indices_by_vertex.entry(point).or_insert_with(|| {
                 let index = points.len();