diff --git a/postfix.cf b/postfix.cf
index 99a7686..40d80e8 100644
--- a/postfix.cf
+++ b/postfix.cf
@@ -45,6 +45,29 @@ vars:
 		"group" string => "postfix";
 		"mail_owner" string => "postfix";
 		"postmap_cmd" string => "/usr/sbin/postmap";
+
+	centos::
+		"pkgs" slist => {
+			"postfix",
+			"postfix-mysql"
+		};
+		"service_name" string => "postfix";
+		"cfg_dir" string => "/etc/postfix";
+		"master_cf" string => "/etc/postfix/master.cf";
+		"main_cf" string => "/etc/postfix/main.cf";
+		"mailer_conf" string => "/usr/local/etc/mail/mailer.conf";
+		"mail_group" string => "postdrop";
+		"daemon_dir" string => "/usr/libexec/postfix/";
+		"bin_dir" string => "/usr/bin";
+		"sbin_dir" string => "/usr/sbin";
+		"queue_dir" string => "/var/spool/postfix";
+		"db_dir" string => "/var/db";
+		"user" string => "postfix";
+		"group" string => "postfix";
+		"mail_owner" string => "postfix";
+		"postmap_cmd" string => "/usr/sbin/postmap";
+
+
 	any::
 		"data_dir" string => "$(db_dir)/postfix"; 
 		"maps_dir" string => "$(cfg_dir)/maps";