diff --git a/crates/oa-core/examples/routing_eval_corpus.rs b/crates/oa-core/examples/routing_eval_corpus.rs
index ece9b6af..012e8061 100644
--- a/crates/oa-core/examples/routing_eval_corpus.rs
+++ b/crates/oa-core/examples/routing_eval_corpus.rs
@@ -362,7 +362,15 @@ fn mixed() -> Vec<Case> {
                 y: 100.,
             },
         );
-        b.stable(old);
+        let stable = b.stable(old);
+        b.project
+            .diagrams
+            .get_mut(&secondary)
+            .unwrap()
+            .nodes
+            .get_mut(&stable)
+            .unwrap()
+            .alias = format!("feedback_review_{i}");
     }
     assert_eq!(b.edges.len(), 14);
     assert_eq!(b.project.diagrams[&b.diagram].nodes.len(), 10);