diff --git a/root/etc/ansible/entrypoint.yml b/root/etc/ansible/entrypoint.yml
index 0ea229b..3e4765a 100644
--- a/root/etc/ansible/entrypoint.yml
+++ b/root/etc/ansible/entrypoint.yml
@@ -18,9 +18,13 @@
     populate_database: "{{ lookup('env', 'POPULATE_DATABASE')|default(True, true) }}"
     locale: "{{ lookup('env', 'SYMFONY__ENV__LOCALE')|default('en', true) }}"
     secret: "{{ lookup('env', 'SYMFONY__ENV__SECRET')|default('ovmpmAWXRCabNlMgzlzFXDYmCFfzGv', true) }}"
+    mailer_transport: "{{ lookup('env', 'SYMFONY__ENV__MAILER_TRANSPORT')|default('smtp', true) }}"
     mailer_host: "{{ lookup('env', 'SYMFONY__ENV__MAILER_HOST')|default('127.0.0.1', true) }}"
     mailer_user: "{{ lookup('env', 'SYMFONY__ENV__MAILER_USER')|default('~', true) }}"
     mailer_password: "{{ lookup('env', 'SYMFONY__ENV__MAILER_PASSWORD')|default('~', true) }}"
+    mailer_port: "{{ lookup('env', 'SYMFONY__ENV__MAILER_PORT')|default('25', true) }}"
+    mailer_encryption: "{{ lookup('env', 'SYMFONY__ENV__MAILER_ENCRYPTION')|default('~', true) }}"
+    mailer_auth_mode: "{{ lookup('env', 'SYMFONY__ENV__MAILER_AUTH_MODE')|default('~', true) }}"
     from_email: "{{ lookup('env', 'SYMFONY__ENV__FROM_EMAIL')|default('wallabag@example.com', true) }}"
     registration: "{{ lookup('env', 'SYMFONY__ENV__FOSUSER_REGISTRATION')|default('true', true) }}"
     registration_mail_confirmation: "{{ lookup('env', 'SYMFONY__ENV__FOSUSER_CONFIRMATION')|default('true', true) }}"
diff --git a/root/etc/ansible/templates/parameters.yml.j2 b/root/etc/ansible/templates/parameters.yml.j2
index f803771..c65799b 100644
--- a/root/etc/ansible/templates/parameters.yml.j2
+++ b/root/etc/ansible/templates/parameters.yml.j2
@@ -13,10 +13,13 @@ parameters:
 
     domain_name: {{ domain_name }}
 
-    mailer_transport:  smtp
-    mailer_host:       {{ mailer_host }}
+    mailer_transport:  {{ mailer_transport }}
     mailer_user:       {{ mailer_user }}
     mailer_password:   {{ mailer_password }}
+    mailer_host:       {{ mailer_host }}
+    mailer_port:       {{ mailer_port }}
+    mailer_encryption: {{ mailer_encryption }}
+    mailer_auth_mode:  {{ mailer_auth_mode }}
 
     locale:            {{ locale }}
 
diff --git a/root/var/www/wallabag/app/config/parameters.yml b/root/var/www/wallabag/app/config/parameters.yml
index 9c4dfbb..3c36cbb 100644
--- a/root/var/www/wallabag/app/config/parameters.yml
+++ b/root/var/www/wallabag/app/config/parameters.yml
@@ -22,9 +22,12 @@ parameters:
     test_database_path: "%kernel.root_dir%/../data/db/wallabag_test.sqlite"
 
     mailer_transport:  smtp
-    mailer_host:       127.0.0.1
     mailer_user:       ~
     mailer_password:   ~
+    mailer_host:       127.0.0.1
+    mailer_port:       false
+    mailer_encryption: ~
+    mailer_auth_mode:  ~
 
     locale:            en