diff --git a/tests/by-util/test_od.rs b/tests/by-util/test_od.rs
index 59a4bae60..6c167b325 100644
--- a/tests/by-util/test_od.rs
+++ b/tests/by-util/test_od.rs
@@ -1,3 +1,4 @@
+// spell-checker:ignore abcdefghijklmnopqrstuvwxyz
 //  * This file is part of the uutils coreutils package.
 //  *
 //  * For the full copyright and license information, please view the LICENSE