diff --git a/crates/kicad-parser/src/board.rs b/crates/kicad-parser/src/board.rs
index febf37f3..d198f6fb 100644
--- a/crates/kicad-parser/src/board.rs
+++ b/crates/kicad-parser/src/board.rs
@@ -101,7 +101,7 @@ impl<'a> From<&'a BoardLayer> for &'a str {
             BoardLayer::In2Cu => "In2.Cu",
             BoardLayer::In3Cu => "In3.Cu",
             BoardLayer::In4Cu => "In4.Cu",
-            BoardLayer::User(ref s) => &s,
+            BoardLayer::User(ref s) => s,
         }
     }
 }
@@ -201,8 +201,7 @@ impl KicadBoard {
     }
 
     pub fn outline(&self, _offset: f64) -> Face {
-        let outline = self.layer_face(BoardLayer::EdgeCuts);
         // TODO apply offset around the face
-        outline
+        self.layer_face(BoardLayer::EdgeCuts)
     }
 }
diff --git a/crates/kicad-parser/src/main.rs b/crates/kicad-parser/src/main.rs
index a857f45b..12a94cdf 100644
--- a/crates/kicad-parser/src/main.rs
+++ b/crates/kicad-parser/src/main.rs
@@ -1,3 +1,4 @@
+use opencascade::primitives::Shape;
 use anyhow::{anyhow, Result};
 use glam::DVec3;
 
@@ -14,7 +15,7 @@ fn main() -> Result<()> {
     // let outline: Face = Into::<Face>::into(&board.graphic_rects[0]);
 
     let solid = outline.extrude(DVec3 { x: 0.0, y: 0.0, z: 10.0 });
-    let mut shape = solid.to_shape();
+    let mut shape: Shape = solid.into();
     shape.clean();
     shape.write_stl("outline.stl")?;