diff --git a/experiments/2024-12-09/src/geometry/sketch.rs b/experiments/2024-12-09/src/geometry/sketch.rs
index 6b7df913b..f27cc117c 100644
--- a/experiments/2024-12-09/src/geometry/sketch.rs
+++ b/experiments/2024-12-09/src/geometry/sketch.rs
@@ -17,7 +17,7 @@ impl Sketch {
 
         let half_edges = vertices
             .into_iter()
-            .map(|vertex| Handle::new(HalfEdge { start: vertex }));
+            .map(|start| Handle::new(HalfEdge { start }));
 
         Face::new(surface, half_edges)
     }