diff --git a/tests/by-util/test_split.rs b/tests/by-util/test_split.rs
index 35f96d2a3..b5d799d72 100644
--- a/tests/by-util/test_split.rs
+++ b/tests/by-util/test_split.rs
@@ -463,7 +463,7 @@ fn test_split_number_with_io_blksize() {
     assert_eq!(file_read("xab"), "fghij");
     assert_eq!(file_read("xac"), "klmno");
     assert_eq!(file_read("xad"), "pqrst");
-    assert_eq!(file_read("xae"), "uvwxyz");
+    assert_eq!(file_read("xae"), "uvwxyz\n");
 }
 
 #[test]