diff --git a/requirements/production.txt b/requirements/production.txt
index cafe8f4..403fbc7 100644
--- a/requirements/production.txt
+++ b/requirements/production.txt
@@ -10,4 +10,4 @@ sentry-sdk==1.5.12  # https://github.com/getsentry/sentry-python
 # Django
 # ------------------------------------------------------------------------------
 django-storages[boto3]==1.12.3  # https://github.com/jschneier/django-storages
-django-anymail[mailgun]==8.5  # https://github.com/anymail/django-anymail
+django-anymail[mailgun]==9.0  # https://github.com/anymail/django-anymail