diff --git a/defaults/main.yml b/defaults/main.yml
index 8d414aa..39ff2cf 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -4,6 +4,4 @@ msmtp_mailhub_port: 587
 msmtp_hostname: ducamps.win
 msmtp_auth_user: vincent@ducamps.win
 msmtp_auth_pass: the_mandrill_api_key
-msmtp_package:
-  - msmtp
-  - msmtp-mta
\ No newline at end of file
+
diff --git a/tasks/main.yml b/tasks/main.yml
index 7c9733b..aebcacd 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -1,3 +1,9 @@
+- name: Include OS-specific variables
+  include_vars: "{{ item }}"
+  with_first_found:
+    - files:
+        - "{{ ansible_os_family }}-{{ ansible_distribution_major_version }}.yml"
+        - "{{ ansible_os_family }}.yml"
 
 - name: uninstall ssmtp
   package:
@@ -39,4 +45,4 @@
 
 #sudo chown root:mail /usr/sbin/msmtp /etc/msmtp{,/{msmtp.conf,revaliases}}
 #sudo chmod 2711 /usr/sbin/msmtp
-#sudo chmod o-rwx /etc/msmtp /etc/msmtp/msmtp.conf;
\ No newline at end of file
+#sudo chmod o-rwx /etc/msmtp /etc/msmtp/msmtp.conf;
diff --git a/vars/Archlinux.yml b/vars/Archlinux.yml
new file mode 100644
index 0000000..20eb449
--- /dev/null
+++ b/vars/Archlinux.yml
@@ -0,0 +1,4 @@
+---
+msmtp_package:
+  - msmtp
+  - msmtp-mta
diff --git a/vars/RedHat.yml b/vars/RedHat.yml
new file mode 100644
index 0000000..1f12550
--- /dev/null
+++ b/vars/RedHat.yml
@@ -0,0 +1,2 @@
+msmtp_package:
+  - msmtp