diff --git a/knox/auth.py b/knox/auth.py
index ffb5a287..74d121ad 100644
--- a/knox/auth.py
+++ b/knox/auth.py
@@ -8,7 +8,7 @@ def compare_digest(a, b):
 
 from django.contrib.auth import get_user_model
 from django.utils import timezone
-from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import gettext_lazy as _
 from rest_framework import exceptions
 from rest_framework.authentication import (
     BaseAuthentication, get_authorization_header,
diff --git a/knox/signals.py b/knox/signals.py
index ad8a7538..3c644fc6 100644
--- a/knox/signals.py
+++ b/knox/signals.py
@@ -1,3 +1,3 @@
 import django.dispatch
 
-token_expired = django.dispatch.Signal(providing_args=["username", "source"])
+token_expired = django.dispatch.Signal()
diff --git a/setup.py b/setup.py
index 5e6ae73a..0dd595e8 100644
--- a/setup.py
+++ b/setup.py
@@ -17,7 +17,7 @@
     # Versions should comply with PEP440.  For a discussion on single-sourcing
     # the version across setup.py and the project code, see
     # https://packaging.python.org/en/latest/single_source_version.html
-    version='4.1.0',
+    version='4.1.1',
     description='Authentication for django rest framework',
     long_description=long_description,
     long_description_content_type='text/markdown',