#5059: fix example.
diff --git a/Doc/library/cookielib.rst b/Doc/library/cookielib.rst
index f55d6c2..12a12a0 100644
--- a/Doc/library/cookielib.rst
+++ b/Doc/library/cookielib.rst
@@ -769,7 +769,7 @@
    import urllib2
    from cookielib import CookieJar, DefaultCookiePolicy
    policy = DefaultCookiePolicy(
-       rfc2965=True, strict_ns_domain=Policy.DomainStrict,
+       rfc2965=True, strict_ns_domain=DefaultCookiePolicy.DomainStrict,
        blocked_domains=["ads.net", ".ads.net"])
    cj = CookieJar(policy)
    opener = urllib2.build_opener(urllib2.HTTPCookieProcessor(cj))