diff --git a/postfix/defaults/main.yml b/postfix/defaults/main.yml
index 4632d79b..53ae5360 100644
--- a/postfix/defaults/main.yml
+++ b/postfix/defaults/main.yml
@@ -1,5 +1,5 @@
 ---
-postfix_hostname: "{{ evolinux_hostname }}.{{ evolinux_domain }}"
+postfix_hostname: "{{ evolinux_fqdn }}"
 postfix_force_main_cf: False
 postfix_packmail: False
 postfix_slow_transport_include: False