diff --git a/config/database.php b/config/database.php
index 41a1491..e113075 100644
--- a/config/database.php
+++ b/config/database.php
@@ -48,8 +48,8 @@ return [
             'host' => env('DB_HOST', 'db_mysql'),
             'port' => env('DB_PORT', '3306'),
             'database' => env('DB_DATABASE', 'unioil-app'),
-            'username' => env('DB_USERNAME', 'root'),
-            'password' => env('DB_PASSWORD', 'secret'),
+            'username' => env('DB_USERNAME', 'rootuser'),
+            'password' => env('DB_PASSWORD', 'password'),
             'unix_socket' => env('DB_SOCKET', ''),
             'charset' => env('DB_CHARSET', 'utf8mb4'),
             'collation' => env('DB_COLLATION', 'utf8mb4_unicode_ci'),
diff --git a/docker-compose.yml b/docker-compose.yml
index d9b9a35..6644e49 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -29,8 +29,8 @@ services:
       - DB_HOST=db_mysql
       - DB_PORT=3306
       - DB_DATABASE=unioil-app
-      - DB_USERNAME=root
-      - DB_PASSWORD=secret
+      - DB_USERNAME=rootuser
+      - DB_PASSWORD=password
 
   # Nginx (renamed to avoid conflict)
   nginx-frontend: