diff --git a/roles/docker-mailu/vars/main.yml b/roles/docker-mailu/vars/main.yml
index b036698b..cb905f2f 100644
--- a/roles/docker-mailu/vars/main.yml
+++ b/roles/docker-mailu/vars/main.yml
@@ -1,2 +1,3 @@
 docker_compose_project_name:        "mailu"
-database_password:  	              "{{mailu_database_password}}"
\ No newline at end of file
+database_password:  	              "{{mailu_database_password}}"
+database_type:                      "mariadb"
\ No newline at end of file