diff --git a/crates/typst-library/src/visualize/curve.rs b/crates/typst-library/src/visualize/curve.rs
index 4bc5b45fb..14bca2d05 100644
--- a/crates/typst-library/src/visualize/curve.rs
+++ b/crates/typst-library/src/visualize/curve.rs
@@ -476,26 +476,20 @@ impl Curve {
 
     /// Computes the size of the bounding box of this curve.
     pub fn bbox_size(&self) -> Size {
-        let mut min_x = Abs::inf();
-        let mut min_y = Abs::inf();
-        let mut max_x = -Abs::inf();
-        let mut max_y = -Abs::inf();
+        let mut min = Point::splat(Abs::inf());
+        let mut max = Point::splat(-Abs::inf());
 
         let mut cursor = Point::zero();
         for item in self.0.iter() {
             match item {
                 CurveItem::Move(to) => {
-                    min_x = min_x.min(cursor.x);
-                    min_y = min_y.min(cursor.y);
-                    max_x = max_x.max(cursor.x);
-                    max_y = max_y.max(cursor.y);
                     cursor = *to;
                 }
                 CurveItem::Line(to) => {
-                    min_x = min_x.min(cursor.x);
-                    min_y = min_y.min(cursor.y);
-                    max_x = max_x.max(cursor.x);
-                    max_y = max_y.max(cursor.y);
+                    min = min.min(cursor);
+                    max = max.max(cursor);
+                    min = min.min(*to);
+                    max = max.max(*to);
                     cursor = *to;
                 }
                 CurveItem::Cubic(c0, c1, end) => {
@@ -507,17 +501,17 @@ impl Curve {
                     );
 
                     let bbox = cubic.bounding_box();
-                    min_x = min_x.min(Abs::pt(bbox.x0)).min(Abs::pt(bbox.x1));
-                    min_y = min_y.min(Abs::pt(bbox.y0)).min(Abs::pt(bbox.y1));
-                    max_x = max_x.max(Abs::pt(bbox.x0)).max(Abs::pt(bbox.x1));
-                    max_y = max_y.max(Abs::pt(bbox.y0)).max(Abs::pt(bbox.y1));
+                    min.x = min.x.min(Abs::pt(bbox.x0)).min(Abs::pt(bbox.x1));
+                    min.y = min.y.min(Abs::pt(bbox.y0)).min(Abs::pt(bbox.y1));
+                    max.x = max.x.max(Abs::pt(bbox.x0)).max(Abs::pt(bbox.x1));
+                    max.y = max.y.max(Abs::pt(bbox.y0)).max(Abs::pt(bbox.y1));
                     cursor = *end;
                 }
                 CurveItem::Close => (),
             }
         }
 
-        Size::new(max_x - min_x, max_y - min_y)
+        Size::new(max.x - min.x, max.y - min.y)
     }
 }