diff --git a/composer.json b/composer.json
index df1690b..fcda1f1 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
     "require": {
         "php": "^7.4 || ^8.0",
         "brick/varexporter": "^0.3.8",
-        "doctrine/dbal": "^3.6",
+        "doctrine/dbal": "^4.0.0",
         "illuminate/contracts": "^8.0 || ^9.0 || ^10.0",
         "illuminate/database": "^8.0 || ^9.0 || ^10.0",
         "illuminate/support": "^8.0 || ^9.0 || ^10.0",
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index f935660..a780456 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -27,6 +27,7 @@
     <php>
         <env name="DB_CONNECTION" value="mysql"/>
         <env name="DB_USERNAME" value="root"/>
+        <env name="DB_PASSWORD" value="password"/>
         <env name="DB_DATABASE" value="laravel_schema_rules"/>
         <env name="DB_HOST" value="127.0.0.1"/>
         <env name="DB_PORT" value="3306"/>