diff --git a/crates/fj-math/src/arc.rs b/crates/fj-math/src/arc.rs
index 5b4057244..943004e89 100644
--- a/crates/fj-math/src/arc.rs
+++ b/crates/fj-math/src/arc.rs
@@ -3,6 +3,7 @@ use num_traits::Float;
 use crate::{Point, Scalar, Vector};
 
 /// Calculated geometry that is useful when dealing with an arc
+#[derive(Debug)]
 pub struct Arc {
     /// Center of the circle the arc is constructed on
     pub center: Point<2>,