diff --git a/swf/src/shapes.rs b/swf/src/shapes.rs
index 6dbe6a0e..45308b4e 100644
--- a/swf/src/shapes.rs
+++ b/swf/src/shapes.rs
@@ -93,12 +93,12 @@ impl Shape {
     }
 
     #[inline]
-    fn first(&self) -> LineSegment {
+    fn first(&self) -> &LineSegment {
         self.outline.first().unwrap()
     }
 
     #[inline]
-    fn last(&self) -> LineSegment {
+    fn last(&self) -> &LineSegment {
         self.outline.last().unwrap()
     }