--- orig/textwrap.py	2008-10-21 20:23:45.000000000 +0200
+++ textwrap.py	2008-10-21 20:38:14.000000000 +0200
@@ -85,8 +85,9 @@
     #   Hello/ /there/ /--/ /you/ /goof-/ball,/ /use/ /the/ /-b/ /option!
     # (after stripping out empty strings).
     wordsep_re = re.compile(
+        r'(?u)'                                   # Unicode \w
         r'(\s+|'                                  # any whitespace
-        r'[^\s\w]*\w+[a-zA-Z]-(?=\w+[a-zA-Z])|'   # hyphenated words
+        r'[^\s\w]*\w+[^0-9\W]-(?=\w+[^0-9\W])|'   # hyphenated words
         r'(?<=[\w\!\"\'\&\.\,\?])-{2,}(?=\w))')   # em-dash
 
     # This less funky little regex just split on recognized spaces. E.g.
--- test/orig/test_textwrap.py	2008-10-21 20:24:06.000000000 +0200
+++ test/test_textwrap.py	2008-10-21 20:31:12.000000000 +0200
@@ -174,7 +174,7 @@
         text = ("Python 1.0.0 was released on 1994-01-26.  Python 1.0.1 was\n"
                 "released on 1994-02-15.")
 
-        self.check_wrap(text, 30, ['Python 1.0.0 was released on',
+        self.check_wrap(text, 34, ['Python 1.0.0 was released on',
                                    '1994-01-26.  Python 1.0.1 was',
                                    'released on 1994-02-15.'])
         self.check_wrap(text, 40, ['Python 1.0.0 was released on 1994-01-26.',
@@ -353,6 +353,14 @@
             otext = self.wrapper.fill(text)
             assert isinstance(otext, unicode)
 
+        def test_no_split_at_umlaut(self):
+            text = u"Die Empf\xe4nger-Auswahl"
+            self.check_wrap(text, 13, [u"Die", u"Empf\xe4nger-", u"Auswahl"])
+
+        def test_umlaut_is_alphabetic_character(self):
+            text = u"aa \xe4\xe4-\xe4\xe4"
+            self.check_wrap(text, 7, [u"aa \xe4\xe4-", u"\xe4\xe4"])
+
     def test_split(self):
         # Ensure that the standard _split() method works as advertised
         # in the comments