diff --git a/abilian/web/forms/fields.py b/abilian/web/forms/fields.py
index 1820b942..a5b448e5 100644
--- a/abilian/web/forms/fields.py
+++ b/abilian/web/forms/fields.py
@@ -759,9 +759,9 @@ class LocaleSelectField(SelectField):
 
     def __init__(self, *args, **kwargs):
         kwargs["coerce"] = LocaleSelectField.coerce
-        kwargs["choices"] = (
+        kwargs["choices"] = [
             locale_info for locale_info in i18n.supported_app_locales()
-        )
+        ]
         super(LocaleSelectField, self).__init__(*args, **kwargs)
 
     @staticmethod
@@ -790,7 +790,7 @@ class TimezoneField(SelectField):
 
     def __init__(self, *args, **kwargs):
         kwargs["coerce"] = babel.dates.get_timezone
-        kwargs["choices"] = (tz_info for tz_info in i18n.timezones_choices())
+        kwargs["choices"] = [tz_info for tz_info in i18n.timezones_choices()]
         super(TimezoneField, self).__init__(*args, **kwargs)
 
     def iter_choices(self):
diff --git a/requirements.in b/requirements.in
index 15c19b91..77294303 100644
--- a/requirements.in
+++ b/requirements.in
@@ -18,9 +18,6 @@ flask-sqlalchemy<=2.1
 # Currently broken w/ 0.13
 Flask-WTF>=0.12,<0.13
 
-# Currently broken w/ 2.2
-wtforms<2.2
-
 # Forms add-ons
 WTForms-Alchemy>=0.12
 WTForms-Components>=0.10
diff --git a/requirements.txt b/requirements.txt
index 11af281e..c6fd3e3b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -70,4 +70,4 @@ whoosh==2.7.4
 wtforms-alchemy==0.16.7
 wtforms-components==0.10.3
 wtforms-sqlalchemy==0.1
-wtforms==2.1
+wtforms==2.2.1            # via flask-wtf, wtforms-alchemy, wtforms-components, wtforms-sqlalchemy