diff --git a/.env b/.env
index 71d04a1..6ed6bf5 100644
--- a/.env
+++ b/.env
@@ -18,6 +18,8 @@ APP_ENV=dev
 APP_SECRET=597b0529ac702d27dcb9089f7e69c362
 # Base website url, should contain https:// and having no trailing slash. example: BASE_URL=https://framadate.org
 BASE_URL=http://localhost/
+DATABASE_DRIVER=pdo_mysql
+DATABASE_SERVER_VERSION=5.7
 #TRUSTED_PROXIES=127.0.0.1,127.0.0.2
 #TRUSTED_HOSTS='^localhost|example\.com$'
 ###< symfony/framework-bundle ###
diff --git a/config/packages/doctrine.yaml b/config/packages/doctrine.yaml
index 1e2e3b6..506fac6 100644
--- a/config/packages/doctrine.yaml
+++ b/config/packages/doctrine.yaml
@@ -3,8 +3,8 @@ doctrine:
     # configure these for your database server
     # use postgresql for PostgreSQL
     # use sqlite for SQLite
-    driver: 'mysql'
-    server_version: '5.7'
+    driver: '%env(resolve:DATABASE_DRIVER)%'
+    server_version: '%env(resolve:DATABASE_SERVER_VERSION)%'
 
     # only needed for MySQL
     charset: utf8mb4