diff --git a/requirements/production.txt b/requirements/production.txt
index 15bda40..680f035 100644
--- a/requirements/production.txt
+++ b/requirements/production.txt
@@ -9,7 +9,7 @@ Collectfast==0.6.2  # https://github.com/antonagestam/collectfast
 # Django
 # ------------------------------------------------------------------------------
 django-storages[boto3]==1.7.1  # https://github.com/jschneier/django-storages
-django-anymail[mailgun]==5.0  # https://github.com/anymail/django-anymail
+django-anymail[mailgun]==10.3  # https://github.com/anymail/django-anymail
 
 # For running on heroku
 # ------------------------------------------------------------------------------