diff --git a/crates/fj-core/src/validation/checks/half_edge_connection.rs b/crates/fj-core/src/validation/checks/half_edge_connection.rs
index 5a2dec955..a2ae617e6 100644
--- a/crates/fj-core/src/validation/checks/half_edge_connection.rs
+++ b/crates/fj-core/src/validation/checks/half_edge_connection.rs
@@ -99,7 +99,10 @@ mod tests {
             },
             &mut core,
         );
-        AdjacentHalfEdgesNotConnected::check_and_expect_one_error(&invalid);
+        AdjacentHalfEdgesNotConnected::check_and_expect_one_error(
+            &invalid,
+            &core.layers.geometry,
+        );
 
         Ok(())
     }
diff --git a/crates/fj-core/src/validation/validation_check.rs b/crates/fj-core/src/validation/validation_check.rs
index 7190343d4..cfe77fd6e 100644
--- a/crates/fj-core/src/validation/validation_check.rs
+++ b/crates/fj-core/src/validation/validation_check.rs
@@ -37,7 +37,7 @@ pub trait ValidationCheck<T>: Sized {
     ///
     /// This method is designed for convenience over flexibility (it is intended
     /// for use in unit tests), and thus always uses the default configuration.
-    fn check_and_expect_one_error(object: &T) -> Self
+    fn check_and_expect_one_error(object: &T, _: &Geometry) -> Self
     where
         Self: Display,
     {