1diff --git a/jiten/app.py b/jiten/app.py
2index 6d54020..f30a1d8 100644
3--- a/jiten/app.py
4+++ b/jiten/app.py
5@@ -149,13 +149,22 @@ True
6 >>> d.index("JLPT N3") < d.index("歯", d.index("JLPT N5")) < d.index("JLPT N2")
7 True
8
9->>> sorted( (c.name, c.value) for c in client.cookie_jar )
10+>>> def cookies():
11+... import importlib.metadata
12+... v = tuple(map(int, importlib.metadata.version("werkzeug").split(".")))
13+... if v < (2, 3):
14+... return sorted( (c.name, c.value) for c in client.cookie_jar )
15+... else:
16+... cookies = [ client.get_cookie(k) for k in PREFS ]
17+... return sorted( (c.key, c.value) for c in cookies if c is not None )
18+
19+>>> cookies()
20 []
21 >>> p = dict(dark = "yes", lang = "eng ger oops".split())
22 >>> r = client.post("/_save_prefs", data = p, follow_redirects = True)
23 >>> r.status
24 '200 OK'
25->>> sorted( (c.name, c.value) for c in client.cookie_jar )
26+>>> cookies()
27 [('dark', 'yes'), ('lang', '"eng ger"'), ('large', 'no'), ('max', '50'), ('nogrid', 'no'), ('nor2h', 'no'), ('roma', 'no')]
28
29 """ # }}}1
30@@ -168,8 +177,7 @@ import kanjidraw
31 import click, flask, jinja2, werkzeug
32
33 os.environ["FLASK_SKIP_DOTENV"] = "yes" # FIXME
34-from flask import Flask, abort, escape, make_response, redirect, \
35- request, render_template, url_for
36+from flask import Flask, abort, make_response, redirect, request, render_template, url_for
37
38 from .version import __version__, py_version
39 from .kana import kana2romaji