diff --git a/src/Module/Install.php b/src/Module/Install.php
index 80c3ff5add..966cbf47c3 100644
--- a/src/Module/Install.php
+++ b/src/Module/Install.php
@@ -235,22 +235,22 @@ class Install extends BaseModule
 					'$system_url'                => $this->configCache->get('system', 'url'),
 					'$dbhost'                    => ['database-hostname',
 						$this->t('Database Server Name'),
-						$this->configCache->get('database', 'hostname'),
+						$this->configCache->get('database', 'hostname') ? : getenv('MYSQL_HOST') ? : 'localhost',
 						'',
 						$this->t('Required')],
 					'$dbuser' => ['database-username',
 						$this->t('Database Login Name'),
-						$this->configCache->get('database', 'username'),
+						$this->configCache->get('database', 'username') ? : getenv('MYSQL_USER') ? : '',
 						'',
 						$this->t('Required'),
 						'autofocus'],
 					'$dbpass' => ['database-password',
 						$this->t('Database Login Password'),
-						$this->configCache->get('database', 'password'),
+						$this->configCache->get('database', 'password') ? : getenv('MYSQL_PASSWORD') ? : '',
 						$this->t("For security reasons the password must not be empty"),
 						$this->t('Required')],
 					'$dbdata' => ['database-database',
-						$this->t('Database Name'),
+						$this->t('Database Name') ? : getenv('MYSQL_DATABASE') ? : '',
 						$this->configCache->get('database', 'database'),
 						'',
 						$this->t('Required')],