diff --git a/tests/test_misc.py b/tests/test_misc.py
index c309d212e..3f8968f85 100644
--- a/tests/test_misc.py
+++ b/tests/test_misc.py
@@ -64,8 +64,8 @@ def test_humantime():
 def test_parse_mimetypes():
     assert FileTypesDirectory.parse_mimetypes('application/pdf') == ['application/pdf']
     assert FileTypesDirectory.parse_mimetypes('.pdf') == ['application/pdf']
-    assert FileTypesDirectory.parse_mimetypes('.pdf, .odt') == [
-            'application/pdf', 'application/vnd.oasis.opendocument.text']
+    assert set(FileTypesDirectory.parse_mimetypes('.pdf, .odt')) == set([
+            'application/pdf', 'application/vnd.oasis.opendocument.text'])
 
 def test_format_mimetypes():
     assert FileTypesDirectory.format_mimetypes(['application/pdf']) == \
@@ -74,7 +74,8 @@ def test_format_mimetypes():
             'application/pdf (.pdf), text/rtf'
     assert FileTypesDirectory.format_mimetypes(['application/pdf', 'application/msword']) in (
             'application/pdf (.pdf), application/msword (.doc)',
-            'application/pdf (.pdf), application/msword (.dot)')
+            'application/pdf (.pdf), application/msword (.dot)',
+            'application/pdf (.pdf), application/msword (.wiz)')
     assert FileTypesDirectory.format_mimetypes(['application/pdf',
         'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
         'application/msword']) == \