diff --git a/src/assignments/assignment09.rs b/src/assignments/assignment09.rs
index fab4b89..6b699aa 100644
--- a/src/assignments/assignment09.rs
+++ b/src/assignments/assignment09.rs
@@ -1,4 +1,4 @@
-//! Assignment 9: Iterators.
+//! Assignment 9: Iterators (1/2).
 //!
 //! The primary goal of this assignment is to get used to iterators.
 //!