diff --git a/core/modules/node/lib/Drupal/node/Plugin/Search/NodeSearch.php b/core/modules/node/lib/Drupal/node/Plugin/Search/NodeSearch.php
index 6df1200..9e9059a 100644
--- a/core/modules/node/lib/Drupal/node/Plugin/Search/NodeSearch.php
+++ b/core/modules/node/lib/Drupal/node/Plugin/Search/NodeSearch.php
@@ -468,7 +468,7 @@ public function searchFormSubmit(array &$form, array &$form_state) {
     if (isset($form_state['values']['language']) && is_array($form_state['values']['language'])) {
       foreach ($form_state['values']['language'] as $language) {
         if ($language) {
-          $filters[] = 'languate:' . $language;
+          $filters[] = 'language:' . $language;
         }
       }
     }
diff --git a/core/modules/search/lib/Drupal/search/Tests/SearchLanguageTest.php b/core/modules/search/lib/Drupal/search/Tests/SearchLanguageTest.php
index d8b5f31..19bbb37 100644
--- a/core/modules/search/lib/Drupal/search/Tests/SearchLanguageTest.php
+++ b/core/modules/search/lib/Drupal/search/Tests/SearchLanguageTest.php
@@ -54,7 +54,11 @@ function testLanguages() {
     // Pick French and ensure it is selected.
     $edit = array('language[fr]' => TRUE);
     $this->drupalPost('search/node', $edit, t('Advanced search'));
-    $this->assertFieldByXPath('//input[@name="keys"]', 'language:fr', 'Language filter added to query.');
+    // Get the redirected URL.
+    $url = $this->getUrl();
+    $parts = parse_url($url);
+    $query_string = isset($parts['query']) ? rawurldecode($parts['query']) : '';
+    $this->assertTrue(strpos($query_string, '=language:fr') !== FALSE, 'Language filter language:fr add to the query string.');
 
     // Change the default language and delete English.
     $path = 'admin/config/regional/settings';