diff --git a/tests/by-util/test_cp.rs b/tests/by-util/test_cp.rs
index 7f293edcf..5376ba363 100644
--- a/tests/by-util/test_cp.rs
+++ b/tests/by-util/test_cp.rs
@@ -374,6 +374,62 @@ fn test_cp_arg_update_short_overwrite() {
     assert_eq!(at.read(old), "new content\n")
 }
 
+#[test]
+fn test_cp_arg_update_none_then_all() {
+    // take last if multiple update args are supplied,
+    // update=all wins in this case
+    let (at, mut ucmd) = at_and_ucmd!();
+
+    let old = "test_cp_arg_update_none_then_all_file1";
+    let new = "test_cp_arg_update_none_then_all_file2";
+    let old_content = "old content\n";
+    let new_content = "new content\n";
+
+    at.write(old, old_content);
+
+    sleep(Duration::from_secs(1));
+
+    at.write(new, new_content);
+
+    ucmd.arg(old)
+        .arg(new)
+        .arg("--update=none")
+        .arg("--update=all")
+        .succeeds()
+        .no_stderr()
+        .no_stdout();
+
+    assert_eq!(at.read(new), "old content\n")
+}
+
+#[test]
+fn test_cp_arg_update_all_then_none() {
+    // take last if multiple update args are supplied,
+    // update=none wins in this case
+    let (at, mut ucmd) = at_and_ucmd!();
+
+    let old = "test_cp_arg_update_all_then_none_file1";
+    let new = "test_cp_arg_update_all_then_none_file2";
+    let old_content = "old content\n";
+    let new_content = "new content\n";
+
+    at.write(old, old_content);
+
+    sleep(Duration::from_secs(1));
+
+    at.write(new, new_content);
+
+    ucmd.arg(old)
+        .arg(new)
+        .arg("--update=all")
+        .arg("--update=none")
+        .succeeds()
+        .no_stderr()
+        .no_stdout();
+
+    assert_eq!(at.read(new), "new content\n")
+}
+
 #[test]
 fn test_cp_arg_interactive() {
     let (at, mut ucmd) = at_and_ucmd!();