diff --git a/postorius/mailman-web/settings.py b/postorius/mailman-web/settings.py
index 4f18c67..57e64e3 100644
--- a/postorius/mailman-web/settings.py
+++ b/postorius/mailman-web/settings.py
@@ -76,6 +76,7 @@ DEFAULT_APPS = [
     'django.contrib.sites',
     'django.contrib.messages',
     'django.contrib.staticfiles',
+    'django.contrib.humanize',
     'django_gravatar',
     'allauth',
     'allauth.account',
diff --git a/web/mailman-web/settings.py b/web/mailman-web/settings.py
index 4903645..d5c5df9 100644
--- a/web/mailman-web/settings.py
+++ b/web/mailman-web/settings.py
@@ -79,6 +79,7 @@ DEFAULT_APPS = [
     'django.contrib.sites',
     'django.contrib.messages',
     'django.contrib.staticfiles',
+    'django.contrib.humanize',
     'rest_framework',
     'django_gravatar',
     'compressor',