diff --git a/exercises/options/options2.rs b/exercises/options/options2.rs
index 4e36443f..337c4261 100644
--- a/exercises/options/options2.rs
+++ b/exercises/options/options2.rs
@@ -18,17 +18,22 @@ mod tests {
#[test]
fn layered_option() {
- let mut range = 10;
- let mut optional_integers: Vec