diff --git a/rust/lance/src/lib.rs b/rust/lance/src/lib.rs
index 0a89f9b6e62..30330e62511 100644
--- a/rust/lance/src/lib.rs
+++ b/rust/lance/src/lib.rs
@@ -120,3 +120,4 @@ pub mod deps {
 // Feature 7 for v4.2
 // Bugfix 1 for v4.1.1
 // Fix for v4.2.0-rc.2
+// Feature 8 for v4.2.1 beta