Add missing constraint.

[wolnelektury.git] / src / isbn / forms.py

diff --git a/src/isbn/forms.py b/src/isbn/forms.py
index 7d47fb5..f513bd5 100644 (file)
--- a/src/isbn/forms.py
+++ b/src/isbn/forms.py
@@ -6,7 +6,7 @@ import json
 from urllib.request import urlopen
 
 from django import forms
-from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import gettext_lazy as _
 from slugify import slugify
 
 from isbn.management.commands.import_onix import UNKNOWN