diff --git a/roles/postfix/templates/main.cf b/roles/postfix/templates/main.cf
index bb066b2..e8ec1b9 100644
--- a/roles/postfix/templates/main.cf
+++ b/roles/postfix/templates/main.cf
@@ -1,3 +1,4 @@
+myhostname = {{ hostvars[inventory_hostname].ansible_host }}
 smtp_sasl_auth_enable = yes
 smtp_sasl_password_maps = static:SMTP_Injection:{{ secrets.sparkpost_api_key }}
 relayhost = [smtp.sparkpostmail.com]:587