diff --git a/phpunit.xml b/phpunit.xml
index c29a86d..e93e798 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -27,9 +27,9 @@
         </whitelist>
     </filter>
     <php>
-        <env name="APP_ENV" value="testing"/>
-        <env name="CACHE_DRIVER" value="array"/>
-        <env name="SESSION_DRIVER" value="array"/>
-        <env name="QUEUE_DRIVER" value="sync"/>
+        <env name="APP_ENV" value="testing" force="true"/>
+        <env name="CACHE_DRIVER" value="array" force="true"/>
+        <env name="SESSION_DRIVER" value="array" force="true"/>
+        <env name="QUEUE_DRIVER" value="sync" force="true"/>
     </php>
 </phpunit>
diff --git a/tests/Feature/SettingTest.php b/tests/Feature/SettingTest.php
index c54fd84..a7a79ec 100644
--- a/tests/Feature/SettingTest.php
+++ b/tests/Feature/SettingTest.php
@@ -30,13 +30,9 @@ class SettingTest extends TestCase
             'ejaculation_id' => $ejaculation->id,
         ]);
 
-        $token = $this->getCsrfToken($user, '/setting/deactivate');
         $response = $this->actingAs($user)
             ->followingRedirects()
-            ->post('/setting/deactivate', [
-                '_token' => $token,
-                'password' => 'secret',
-            ]);
+            ->post('/setting/deactivate', ['password' => 'secret']);
 
         $response->assertStatus(200)
             ->assertViewIs('setting.deactivated');
@@ -47,18 +43,4 @@ class SettingTest extends TestCase
         $this->assertDatabaseMissing('likes', ['id' => $anotherLike->id]);
         $this->assertDatabaseHas('deactivated_users', ['name' => $user->name]);
     }
-
-    /**
-     * テスト対象を呼び出す前にGETリクエストを行い、CSRFトークンを得る
-     * @param Authenticatable $user 認証情報
-     * @param string $uri リクエスト先
-     * @return string CSRFトークン
-     */
-    private function getCsrfToken(Authenticatable $user, string $uri): string
-    {
-        $response = $this->actingAs($user)->get($uri);
-        $crawler = new Crawler($response->getContent());
-
-        return $crawler->filter('input[name=_token]')->attr('value');
-    }
 }