diff --git a/crates/fj-operations/src/circle.rs b/crates/fj-operations/src/circle.rs
index 38526d92e..8e0fadaaf 100644
--- a/crates/fj-operations/src/circle.rs
+++ b/crates/fj-operations/src/circle.rs
@@ -16,21 +16,21 @@ impl ToShape for fj::Circle {
         _: Tolerance,
         _: &mut DebugInfo,
     ) -> Result<Validated<Vec<Face>>, ValidationError> {
-        let mut shape = Shape::new();
+        let mut tmp = Shape::new();
 
         // Circles have just a single round edge with no vertices. So none need
         // to be added here.
 
-        let edge = Edge::builder(&mut shape)
+        let edge = Edge::builder(&mut tmp)
             .build_circle(Scalar::from_f64(self.radius()));
 
         let cycle_local = Cycle {
             edges: vec![edge.clone()],
         };
-        let cycle_canonical = shape.insert(Cycle::new(vec![edge.canonical()]));
+        let cycle_canonical = tmp.insert(Cycle::new(vec![edge.canonical()]));
 
-        let surface = shape.insert(Surface::xy_plane());
-        let face = shape
+        let surface = tmp.insert(Surface::xy_plane());
+        let face = tmp
             .insert(Face::new(
                 surface,
                 vec![LocalForm::new(cycle_local, cycle_canonical)],