diff --git a/core/modules/openid/openid.test b/core/modules/openid/openid.test
index 7a4c9cf..b3961cd 100644
--- a/core/modules/openid/openid.test
+++ b/core/modules/openid/openid.test
@@ -571,7 +571,7 @@ class OpenIDRegistrationTestCase extends OpenIDWebTestCase {
 
     $user = user_load_by_name('john');
     $this->assertTrue($user, t('User was registered with right username.'));
-    $this->assertFalse($user->preferred_langcode, t('No user language was saved.'));
+    $this->assertEqual($user->preferred_langcode, language_default()->langcode, t('User language is site default.'));
     $this->assertFalse($user->data, t('No additional user info was saved.'));
 
     // Follow the one-time login that was sent in the welcome e-mail.
@@ -611,7 +611,7 @@ class OpenIDRegistrationTestCase extends OpenIDWebTestCase {
 
     $user = user_load_by_name('john');
     $this->assertTrue($user, t('User was registered with right username.'));
-    $this->assertFalse($user->preferred_langcode, t('No user language was saved.'));
+    $this->assertEqual($user->preferred_langcode, language_default()->langcode, t('User language is site default.'));
     $this->assertFalse($user->data, t('No additional user info was saved.'));
 
     // Follow the one-time login that was sent in the welcome e-mail.
diff --git a/core/modules/user/user.module b/core/modules/user/user.module
index 55e69be..27c4b47 100644
--- a/core/modules/user/user.module
+++ b/core/modules/user/user.module
@@ -1123,7 +1123,7 @@ function user_account_form(&$form, &$form_state) {
     );
     $form['language']['preferred_langcode'] = array(
       '#type' => 'value',
-      '#value' => '',
+      '#value' => language_default()->langcode,
     );
   }