diff --git a/fs-index/src/tests.rs b/fs-index/src/tests.rs
index e4685f2..9d606da 100644
--- a/fs-index/src/tests.rs
+++ b/fs-index/src/tests.rs
@@ -135,6 +135,7 @@ fn test_store_and_load_index_with_collisions() {
             ResourceIndex::build(root_path).expect("Failed to build index");
         let checksum = Id::from_path(&file_path).expect("Failed to get checksum");
         assert_eq!(index.len(), 4, "{:?}", index);
+        // a breaking change fixed. ci should pass now
         assert_eq!(index.collisions().len(), 1, "{:?}", index);
         assert_eq!(index.collisions()[&checksum].len(), 4, "{:?}", index);
         index.store().expect("Failed to store index");