diff --git a/asdf/_tests/commands/tests/data/ndarray0.asdf b/asdf/_tests/commands/tests/data/ndarray0.asdf
new file mode 100644
index 000000000..728527515
Binary files /dev/null and b/asdf/_tests/commands/tests/data/ndarray0.asdf differ
diff --git a/asdf/_tests/commands/tests/data/ndarray1.asdf b/asdf/_tests/commands/tests/data/ndarray1.asdf
new file mode 100644
index 000000000..8074106c7
Binary files /dev/null and b/asdf/_tests/commands/tests/data/ndarray1.asdf differ
diff --git a/asdf/_tests/commands/tests/data/ndarrays.diff b/asdf/_tests/commands/tests/data/ndarrays.diff
new file mode 100644
index 000000000..5e400cacb
--- /dev/null
+++ b/asdf/_tests/commands/tests/data/ndarrays.diff
@@ -0,0 +1 @@
+    ndarrays at "a" differ by contents
diff --git a/asdf/_tests/commands/tests/test_diff.py b/asdf/_tests/commands/tests/test_diff.py
index 45c93d8eb..d96eb6849 100644
--- a/asdf/_tests/commands/tests/test_diff.py
+++ b/asdf/_tests/commands/tests/test_diff.py
@@ -48,6 +48,12 @@ def test_diff_ignore(result_file, ignore):
     _assert_diffs_equal(filenames, result_file, minimal=False, ignore=ignore)
 
 
+def test_diff_ndarray():
+    filenames = ["ndarray0.asdf", "ndarray1.asdf"]
+    result_file = "ndarrays.diff"
+    _assert_diffs_equal(filenames, result_file, minimal=False)
+
+
 def test_diff_block():
     filenames = ["block0.asdf", "block1.asdf"]
     result_file = "blocks.diff"