diff --git a/core/tests/Drupal/Tests/BrowserTestBase.php b/core/tests/Drupal/Tests/BrowserTestBase.php
index 5751368f61..e3ee318814 100644
--- a/core/tests/Drupal/Tests/BrowserTestBase.php
+++ b/core/tests/Drupal/Tests/BrowserTestBase.php
@@ -716,10 +716,11 @@ protected function drupalLogin(AccountInterface $account) {
 
     $this->drupalGet('user/login');
     $this->assertSession()->statusCodeEquals(200);
-    $this->submitForm([
-      'name' => $account->getUsername(),
-      'pass' => $account->passRaw,
-    ], t('Log in'));
+
+    $page = $this->getSession()->getPage();
+    $page->fillField('edit-name', $account->getUsername());
+    $page->fillField('edit-pass', $account->passRaw);
+    $page->pressButton(t('Log in'));
 
     // @see BrowserTestBase::drupalUserIsLoggedIn()
     $account->sessionId = $this->getSession()->getCookie($this->getSessionName());