diff --git a/exercises/05_vecs/vecs1.rs b/exercises/05_vecs/vecs1.rs
index 3b5f7bdc..be224854 100644
--- a/exercises/05_vecs/vecs1.rs
+++ b/exercises/05_vecs/vecs1.rs
@@ -4,7 +4,7 @@ fn array_and_vec() -> ([i32; 4], Vec<i32>) {
     let a = [10, 20, 30, 40]; // Array. Do not change!
 
     // There is a similar way you can define a vector with initial values:
-    let v = vec![20, 30, 40]; // Vector. Needs to be fixed
+    // let v = vec![10, 20, ???]; // Vector. Needs to be fixed
 
     // TODO: Adjust the vector definition above so that `a` and `v` have the
     // same contents.