diff --git a/composer.json b/composer.json
index 6cadf21..133ea85 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,6 @@
     "require-dev": {
         "yiisoft/yii2": "dev-master",
         "yiisoft/yii2-app-advanced": "dev-master",
-        "phpunit/phpunit": "dev-master as 9.5.99",
         "codeception/verify": "^2.2",
         "codemix/yii2-localeurls": "^1.7",
         "codeception/module-asserts": "^3.0",
diff --git a/tests/bootstrap.php b/tests/bootstrap.php
index f10531f..5ce6bee 100644
--- a/tests/bootstrap.php
+++ b/tests/bootstrap.php
@@ -9,4 +9,4 @@
 $link = dirname(__DIR__) . '/vendor/yiisoft/yii2-app-advanced/vendor';
 if (!file_exists($link) && !symlink(dirname(__DIR__) . '/vendor', $link)) {
     die('failed to create symlink');
-}
\ No newline at end of file
+}
diff --git a/tests/cases/simple/functional/SimpleCest.php b/tests/cases/simple/functional/SimpleCest.php
index f328c9e..b989325 100644
--- a/tests/cases/simple/functional/SimpleCest.php
+++ b/tests/cases/simple/functional/SimpleCest.php
@@ -70,4 +70,4 @@ public function testMissingUser(FunctionalTester $I)
         $I->amOnRoute('/site/index');
         $I->assertTrue(\Yii::$app->user->isGuest);
     }
-}
\ No newline at end of file
+}