diff --git a/codeception/acceptance/EA08SysteminfoCest.php b/codeception/acceptance/EA08SysteminfoCest.php
index c3a54ac2f7e..abeb5ec582e 100644
--- a/codeception/acceptance/EA08SysteminfoCest.php
+++ b/codeception/acceptance/EA08SysteminfoCest.php
@@ -469,11 +469,10 @@ public function systeminfo_ログ表示_確認(AcceptanceTester $I)
         $I->amOnPage("/{$admin_route}/setting/system/log");
         $I->see('ログ表示システム設定', '.c-pageTitle');
 
-        $log_filename = 'admin-'. $now->format('Y-m-d') . '.log';
-        $I->seeInField('#admin_system_log_files', $log_filename);
-
+        $I->fillField('#admin_system_log_line_max', 500);
         $I->click('#form1 button:nth-child(1)');
         $logs = $I->grabTextFrom('.c-contentsArea textarea');
+        var_dump($logs);
 
         $result = preg_match("|^.*{$access_url}.*$|m", $logs, $matches);
         $I->assertEquals($result, 1);