diff --git a/core/modules/language/src/Tests/LanguageUILanguageNegotiationTest.php b/core/modules/language/src/Tests/LanguageUILanguageNegotiationTest.php
index 85be4d1..d12ef6e 100644
--- a/core/modules/language/src/Tests/LanguageUILanguageNegotiationTest.php
+++ b/core/modules/language/src/Tests/LanguageUILanguageNegotiationTest.php
@@ -412,13 +412,17 @@ function testUrlLanguageFallback() {
 
     // Check that the language switcher active link matches the given browser
     // language.
-    $args = array(':id' => 'block-test-language-block', ':url' => \Drupal::url('<front>') . $langcode_browser_fallback);
+    $args = array(
+      ':id' => 'block-test-language-block',
+      ':url' => \Drupal::url('<front>') . $langcode_browser_fallback,
+      ':absolute_url' =>  \Drupal::url('<front>', [], ['absolute' => TRUE]) . $langcode_browser_fallback
+    );
     $fields = $this->xpath('//div[@id=:id]//a[@class="language-link active" and starts-with(@href, :url)]', $args);
     $this->assertTrue($fields[0] == $languages[$langcode_browser_fallback]->getName(), 'The browser language is the URL active language');
 
     // Check that URLs are rewritten using the given browser language.
-    $fields = $this->xpath('//div[@class="site-name"]/a[@rel="home" and @href=:url]', $args);
-    $this->assertTrue($fields[0] == 'Drupal', 'URLs are rewritten using the browser language.');
+    $fields = $this->xpath('//div[@class="site-name"]/a[@rel="home" and @href=:absolute_url]', $args);
+    $this->assertTrue(!empty($fields), 'URLs are rewritten using the browser language.');
   }
 
   /**