Index: django/core/validators.py
===================================================================
--- django/core/validators.py	(revision 3254)
+++ django/core/validators.py	(working copy)
@@ -27,7 +27,7 @@
 integer_re = re.compile(r'^-?\d+$')
 ip4_re = re.compile(r'^(25[0-5]|2[0-4]\d|[0-1]?\d?\d)(\.(25[0-5]|2[0-4]\d|[0-1]?\d?\d)){3}$')
 phone_re = re.compile(r'^[A-PR-Y0-9]{3}-[A-PR-Y0-9]{3}-[A-PR-Y0-9]{4}$', re.IGNORECASE)
-slug_re = re.compile(r'^[-\w]+$')
+slug_re = re.compile(r'^[-\w]+$', re.UNICODE)
 url_re = re.compile(r'^https?://\S+$')
 
 lazy_inter = lazy(lambda a,b: str(a) % b, str)