diff --git a/source/day_09/mod.rs b/source/day_09/mod.rs
index ed8454a..5032919 100644
--- a/source/day_09/mod.rs
+++ b/source/day_09/mod.rs
@@ -148,11 +148,3 @@ fn part_2(input: &str) -> Result<usize> {
       .product(),
   )
 }
-
-#[test]
-fn test_sample() -> Result<()> {
-  let sample = "2199943210\n3987894921\n9856789892\n8767896789\n9899965678";
-  assert_eq!(part_1(sample)?, 15);
-  assert_eq!(part_2(sample)?, 1134);
-  Ok(())
-}