diff --git a/crates/fj-kernel/src/topology/faces.rs b/crates/fj-kernel/src/topology/faces.rs
index c66231928..450106779 100644
--- a/crates/fj-kernel/src/topology/faces.rs
+++ b/crates/fj-kernel/src/topology/faces.rs
@@ -161,7 +161,7 @@ impl Hash for Face {
 
 /// A list of cycles, as they are stored in `Face`
 #[derive(Clone, Debug, Eq, PartialEq, Hash, Ord, PartialOrd)]
-pub struct CyclesInFace(pub Vec<Handle<Cycle<3>>>);
+pub struct CyclesInFace(Vec<Handle<Cycle<3>>>);
 
 impl CyclesInFace {
     fn from_canonical(