diff --git a/tests/test_file.py b/tests/test_file.py
index 2bf3eb0e02686e5a646fccae57802686273cc26f..17530cb3f201a31674b4f78a3d18dbae309030d9 100644
--- a/tests/test_file.py
+++ b/tests/test_file.py
@@ -677,5 +677,6 @@ def test_thumbnails():
         reconnect=True).read()
     print(body)
     xml = etree.fromstring(body)
-    assert_equals(xml[0][0].get("thumbnail")[-41:],
+    # TODO find a better way to check this
+    assert_equals(xml[1][0].get("thumbnail")[-41:],
                   "/Thumbnails/testfiles/thumbnails_test.dat")