diff --git a/roles/opensmtpd/handlers/main.yml b/roles/opensmtpd/handlers/main.yml
index 50a5ec0..0bff6f3 100644
--- a/roles/opensmtpd/handlers/main.yml
+++ b/roles/opensmtpd/handlers/main.yml
@@ -1,5 +1,5 @@
 ---
 - name: restart opensmtpd
   service:
-    name: "{{ opensmtpd_service }}"
+    name: smtpd
     state: restarted
diff --git a/roles/opensmtpd/tasks/main.yml b/roles/opensmtpd/tasks/main.yml
index d2928ad..d80745e 100644
--- a/roles/opensmtpd/tasks/main.yml
+++ b/roles/opensmtpd/tasks/main.yml
@@ -1,25 +1,13 @@
 ---
-- name: include OS-specific variables
-  include_vars: "{{ item }}"
-  with_first_found:
-    - "{{ ansible_os_family }}.yml"
-    - default.yml
-
-- block:
-    - name: install opensmtpd
-      package:
-        name: opensmtpd
-        state: installed
-    - name: set default mta to opensmtpd
-      alternatives:
-        name: mta
-        path: /usr/sbin/sendmail.opensmtpd
-  when: opensmtpd_package is defined
+- name: check support
+  fail:
+    msg: Role not supported in your system
+  when: ansible_os_family != "OpenBSD"
 
 - name: create smtpd.conf from template
   template:
     src: smtpd.conf.j2
-    dest: "{{ opensmtpd_config }}"
+    dest: /etc/mail/smtpd.conf
     mode: 0644
     owner: root
     group: "{{ ansible_wheel }}"
@@ -28,7 +16,7 @@
 - name: force server name to domain name
   copy:
     content: "{{ mail_domain }}\n"
-    dest: "{{ opensmtpd_confdir }}/mailname"
+    dest: /etc/mail//mailname
     mode: 0644
     owner: root
     group: "{{ ansible_wheel }}"
@@ -36,6 +24,6 @@
 
 - name: enable opensmtpd
   service:
-    name: "{{ opensmtpd_service }}"
+    name: smtpd
     state: started
     enabled: true
diff --git a/roles/opensmtpd/templates/smtpd.conf.j2 b/roles/opensmtpd/templates/smtpd.conf.j2
index 22f136c..f959a62 100644
--- a/roles/opensmtpd/templates/smtpd.conf.j2
+++ b/roles/opensmtpd/templates/smtpd.conf.j2
@@ -1,17 +1,9 @@
-{% if ansible_lo0 is defined %}
 listen on lo0
-{% else %}
-listen on lo
-{% endif %}
 
-table aliases file:{{ opensmtpd_aliases }}
+table aliases file:/etc/mail/aliases
 
 # use obsolete smtps as it goes through firewalls better than 25
-{% if ansible_os_family in ["OpenBSD"] %}
 action "local" mbox alias <aliases>
 action "relay" relay host smtps://{{ mail_server }} mail-from "@{{ mail_domain }}"
 match for local action "local" 
 match for any action "relay"
-{% else %}
-accept from local for any relay via smtps://mail.foo.sh as "@foo.sh"
-{% endif %}
diff --git a/roles/opensmtpd/vars/OpenBSD.yml b/roles/opensmtpd/vars/OpenBSD.yml
deleted file mode 100644
index 1fd909f..0000000
--- a/roles/opensmtpd/vars/OpenBSD.yml
+++ /dev/null
@@ -1,5 +0,0 @@
----
-opensmtpd_confdir: /etc/mail
-opensmtpd_config: "{{ opensmtpd_confdir }}/smtpd.conf"
-opensmtpd_service: smtpd
-opensmtpd_aliases: /etc/mail/aliases
diff --git a/roles/opensmtpd/vars/default.yml b/roles/opensmtpd/vars/default.yml
deleted file mode 100644
index 829e328..0000000
--- a/roles/opensmtpd/vars/default.yml
+++ /dev/null
@@ -1,6 +0,0 @@
----
-opensmtpd_confdir: /etc/opensmtpd
-opensmtpd_config: "{{ opensmtpd_confdir }}/opensmtpd.conf"
-opensmtpd_package: opensmtpd
-opensmtpd_service: opensmtpd
-opensmtpd_aliases: /etc/aliases