diff --git a/postfix-relay/templates/mailname.j2 b/postfix-relay/templates/mailname.j2
new file mode 100644
index 00000000..5014bf13
--- /dev/null
+++ b/postfix-relay/templates/mailname.j2
@@ -0,0 +1,6 @@
+{% if hostname is defined %}
+{{ hostname }}
+{% else %}
+{{ ansible_fqdn }}
+{% endif %}
+