diff --git a/num2words/lang_DE.py b/num2words/lang_DE.py
index 23c6f68..ced8312 100644
--- a/num2words/lang_DE.py
+++ b/num2words/lang_DE.py
@@ -45,7 +45,7 @@ class Num2Word_DE(Num2Word_EU):
         self.errmsg_toobig = "Die Zahl %s muss kleiner als %s sein."
         self.exclude_title = []
 
-        lows = ["non", "okt", "sept", "sext", "quint", "quadr", "tr", "b", "m"]
+        lows = ["Non", "Okt", "Sept", "Sext", "Quint", "Quadr", "Tr", "B", "M"]
         units = ["", "un", "duo", "tre", "quattuor", "quin", "sex", "sept",
                  "okto", "novem"]
         tens = ["dez", "vigint", "trigint", "quadragint", "quinquagint",
@@ -118,7 +118,7 @@ class Num2Word_DE(Num2Word_EU):
         # Exception: "hundertste" is usually preferred over "einhundertste"
         if res == "eintausendste" or res == "einhundertste":
             res = res.replace("ein", "", 1)
-        if res == "eine millionste":
+        if res == "eine Millionste":
             res = res.replace("eine ", "", 1)
 
         return res
diff --git a/tests/test_de.py b/tests/test_de.py
index 3b451af..f8ab13e 100644
--- a/tests/test_de.py
+++ b/tests/test_de.py
@@ -48,22 +48,22 @@ class Num2WordsDETest(TestCase):
             num2words(4000, ordinal=True, lang='de'), "viertausendste"
         )
         self.assertEqual(
-            num2words(1000000, ordinal=True, lang='de'), "millionste"
+            num2words(1000000, ordinal=True, lang='de'), "Millionste"
         )
         self.assertEqual(
-            num2words(2000000, ordinal=True, lang='de'), "zwei millionste"
+            num2words(2000000, ordinal=True, lang='de'), "zwei Millionste"
         )
         self.assertEqual(
             num2words(5000000000, ordinal=True, lang='de'),
-            "fünf milliardste"
+            "fünf Milliardste"
         )
 
     def test_cardinal_at_some_numbers(self):
         self.assertEqual(num2words(100, lang='de'), "einhundert")
-        self.assertEqual(num2words(1000000, lang='de'), "eine million")
-        self.assertEqual(num2words(2000000, lang='de'), "zwei millionen")
-        self.assertEqual(num2words(4000000000, lang='de'), "vier milliarden")
-        self.assertEqual(num2words(1000000000, lang='de'), "eine milliarde")
+        self.assertEqual(num2words(1000000, lang='de'), "eine Million")
+        self.assertEqual(num2words(2000000, lang='de'), "zwei Millionen")
+        self.assertEqual(num2words(4000000000, lang='de'), "vier Milliarden")
+        self.assertEqual(num2words(1000000000, lang='de'), "eine Milliarde")
 
     def test_cardinal_for_decimal_number(self):
         self.assertEqual(
@@ -73,8 +73,8 @@ class Num2WordsDETest(TestCase):
     def test_giant_cardinal_for_merge(self):
         self.assertEqual(
             num2words(4500072900000111, lang='de'),
-            "vier billiarden fünfhundert billionen " +
-            "zweiundsiebzig milliarden neunhundert millionen einhundertelf"
+            "vier Billiarden fünfhundert Billionen " +
+            "zweiundsiebzig Milliarden neunhundert Millionen einhundertelf"
         )
 
     def test_ordinal_num(self):