diff --git a/{{cookiecutter.project_slug}}/requirements/production.txt b/{{cookiecutter.project_slug}}/requirements/production.txt
index 9876d8032..b9a7df037 100644
--- a/{{cookiecutter.project_slug}}/requirements/production.txt
+++ b/{{cookiecutter.project_slug}}/requirements/production.txt
@@ -32,7 +32,7 @@ django-anymail[mailjet]==13.0  # https://github.com/anymail/django-anymail
 {%- elif cookiecutter.mail_service == 'Mandrill' %}
 django-anymail[mandrill]==13.0  # https://github.com/anymail/django-anymail
 {%- elif cookiecutter.mail_service == 'Postmark' %}
-django-anymail[postmark]==12.0  # https://github.com/anymail/django-anymail
+django-anymail[postmark]==13.0  # https://github.com/anymail/django-anymail
 {%- elif cookiecutter.mail_service == 'Sendgrid' %}
 django-anymail[sendgrid]==12.0  # https://github.com/anymail/django-anymail
 {%- elif cookiecutter.mail_service == 'Brevo' %}