diff --git a/num2words/lang_NL.py b/num2words/lang_NL.py
index a802fd6..5bbaa0a 100644
--- a/num2words/lang_NL.py
+++ b/num2words/lang_NL.py
@@ -65,8 +65,8 @@ class Num2Word_NL(Num2Word_EU):
                      "acht": "achtst",
                      "negen": "negend",
                      "tien":"tiend",
-                     "elf":"elfde",
-                     "twaalf":"twaalfde",
+                     "elf":"elfd",
+                     "twaalf":"twaalfd",
 
                      "ig": "igst",
                      "erd": "erdst",
diff --git a/tests/test_nl.py b/tests/test_nl.py
index 7a32147..70edebc 100644
--- a/tests/test_nl.py
+++ b/tests/test_nl.py
@@ -38,6 +38,7 @@ class Num2WordsNLTest(TestCase):
         self.assertEqual(num2words(5000000000, ordinal=True, lang='nl'), "vijf miljardste")
 
     def test_cardinal_at_some_numbers(self):
+        self.assertEqual(num2words(82, lang='nl'), u'twee\xebntachtig')        
         self.assertEqual(num2words(1013, lang='nl'), "duizenddertien")
         self.assertEqual(num2words(2000000, lang='nl'), "twee miljoen")
         self.assertEqual(num2words(4000000000, lang='nl'), "vier miljard")