diff --git a/core/modules/rdf/src/Tests/StandardProfileTest.php b/core/modules/rdf/src/Tests/StandardProfileTest.php
index 2b297a4..5ec6f3e 100644
--- a/core/modules/rdf/src/Tests/StandardProfileTest.php
+++ b/core/modules/rdf/src/Tests/StandardProfileTest.php
@@ -139,6 +139,7 @@ protected function setUp() {
     $article_settings = array(
       'type' => 'article',
       'promote' => NODE_PROMOTED,
+      'langcode' => 'en',
       'field_image' => array(
         array(
           'target_id' => $this->image->id(),
@@ -152,13 +153,13 @@ protected function setUp() {
     );
     $this->article = $this->drupalCreateNode($article_settings);
     // Create second article to test teaser list.
-    $this->drupalCreateNode(array('type' => 'article', 'promote' => NODE_PROMOTED,));
+    $this->drupalCreateNode(array('type' => 'article', 'promote' => NODE_PROMOTED, 'langcode' => 'en'));
 
     // Create article comment.
     $this->articleComment = $this->saveComment($this->article->id(), $this->webUser->id(), NULL, 0);
 
     // Create page.
-    $this->page = $this->drupalCreateNode(array('type' => 'page'));
+    $this->page = $this->drupalCreateNode(array('type' => 'page', 'langcode' => 'en'));
 
     // Set URIs.
     // Image.
diff --git a/core/modules/views/src/Tests/DefaultViewsTest.php b/core/modules/views/src/Tests/DefaultViewsTest.php
index c0feff5..e656058 100644
--- a/core/modules/views/src/Tests/DefaultViewsTest.php
+++ b/core/modules/views/src/Tests/DefaultViewsTest.php
@@ -94,6 +94,7 @@ protected function setUp() {
       if ($i % 2) {
         $values['promote'] = TRUE;
       }
+      $values['langcode'] = 'en';
       $values['body'][]['value'] = l('Node ' . 1, 'node/' . 1);
 
       $node = $this->drupalCreateNode($values);
diff --git a/core/profiles/standard/src/Tests/StandardTest.php b/core/profiles/standard/src/Tests/StandardTest.php
index 9977e64..32eebe3 100644
--- a/core/profiles/standard/src/Tests/StandardTest.php
+++ b/core/profiles/standard/src/Tests/StandardTest.php
@@ -75,6 +75,7 @@ function testStandard() {
       'title' => 'Foobar',
       'promote' => 1,
       'status' => 1,
+      'langcode' => 'en'
     ));
 
     // Add a comment.