diff --git a/requirements/production.txt b/requirements/production.txt
index c4fc2bb..ecb932d 100644
--- a/requirements/production.txt
+++ b/requirements/production.txt
@@ -8,4 +8,4 @@ sentry-sdk==1.11.1  # https://github.com/getsentry/sentry-python
 
 # Django
 # ------------------------------------------------------------------------------
-django-anymail[mailgun]==8.6  # https://github.com/anymail/django-anymail
+django-anymail[mailgun]==9.0  # https://github.com/anymail/django-anymail