missed one

docker-compose.yml

@@ -4,7 +4,7 @@ services:
     image: mariadb:10.11
     restart: unless-stopped
     environment:
-      MYSQL_ROOT_PASSWORD: rootpassword
+      MYSQL_ROOT_PASSWORD: ${DB_PASSWORD}
       MYSQL_DATABASE: whats_the_point
     volumes:
       - db_data:/var/lib/mysql