diff --git a/tests/by-util/test_seq.rs b/tests/by-util/test_seq.rs
index 63015b24a..187e7533f 100644
--- a/tests/by-util/test_seq.rs
+++ b/tests/by-util/test_seq.rs
@@ -7,6 +7,14 @@ fn test_invalid_arg() {
     new_ucmd!().arg("--definitely-invalid").fails().code_is(1);
 }
 
+#[test]
+fn test_no_args() {
+    new_ucmd!()
+        .fails()
+        .code_is(1)
+        .stderr_contains("missing operand");
+}
+
 #[test]
 fn test_hex_rejects_sign_after_identifier() {
     new_ucmd!()