diff --git a/core/modules/aggregator/src/Plugin/aggregator/processor/DefaultProcessor.php b/core/modules/aggregator/src/Plugin/aggregator/processor/DefaultProcessor.php
index a42c39a..5c2dff9 100644
--- a/core/modules/aggregator/src/Plugin/aggregator/processor/DefaultProcessor.php
+++ b/core/modules/aggregator/src/Plugin/aggregator/processor/DefaultProcessor.php
@@ -7,6 +7,7 @@
 
 namespace Drupal\aggregator\Plugin\aggregator\processor;
 
+use Drupal\aggregator\Entity\Item;
 use Drupal\aggregator\ItemStorageInterface;
 use Drupal\aggregator\Plugin\AggregatorPluginSettingsBase;
 use Drupal\aggregator\Plugin\ProcessorInterface;
@@ -216,7 +217,7 @@ public function process(FeedInterface $feed) {
         $entry = reset($entry);
       }
       else {
-        $entry = entity_create('aggregator_item', array('langcode' => $feed->language()->getId()));
+        $entry = Item::create(array('langcode' => $feed->language()->getId()));
       }
       if ($item['timestamp']) {
         $entry->setPostedTime($item['timestamp']);
diff --git a/core/modules/aggregator/src/Tests/AggregatorTestBase.php b/core/modules/aggregator/src/Tests/AggregatorTestBase.php
index 3c5a452..9d4d5f3 100644
--- a/core/modules/aggregator/src/Tests/AggregatorTestBase.php
+++ b/core/modules/aggregator/src/Tests/AggregatorTestBase.php
@@ -135,7 +135,7 @@ public function getFeedEditObject($feed_url = NULL, array $values = array()) {
       'url' => $feed_url,
       'refresh' => '900',
     );
-    return entity_create('aggregator_feed', $values);
+    return Feed::create($values);
   }
 
   /**
diff --git a/core/modules/aggregator/src/Tests/FeedParserTest.php b/core/modules/aggregator/src/Tests/FeedParserTest.php
index 371b10f..2c193e0 100644
--- a/core/modules/aggregator/src/Tests/FeedParserTest.php
+++ b/core/modules/aggregator/src/Tests/FeedParserTest.php
@@ -7,6 +7,7 @@
 
 namespace Drupal\aggregator\Tests;
 
+use Drupal\aggregator\Entity\Feed;
 use Drupal\Core\Url;
 use Zend\Feed\Reader\Reader;
 
@@ -86,7 +87,7 @@ public function testHtmlEntitiesSample() {
    */
   public function testRedirectFeed() {
     $redirect_url = Url::fromRoute('aggregator_test.redirect')->setAbsolute()->toString();
-    $feed = entity_create('aggregator_feed', array('url' => $redirect_url, 'title' => $this->randomMachineName()));
+    $feed = Feed::create(array('url' => $redirect_url, 'title' => $this->randomMachineName()));
     $feed->save();
     $feed->refreshItems();
 
@@ -100,7 +101,7 @@ public function testRedirectFeed() {
   public function testInvalidFeed() {
     // Simulate a typo in the URL to force a curl exception.
     $invalid_url = 'http:/www.drupal.org';
-    $feed = entity_create('aggregator_feed', array('url' => $invalid_url, 'title' => $this->randomMachineName()));
+    $feed = Feed::create(array('url' => $invalid_url, 'title' => $this->randomMachineName()));
     $feed->save();
 
     // Update the feed. Use the UI to be able to check the message easily.
diff --git a/core/modules/migrate_drupal/src/Tests/d6/MigrateAggregatorItemTest.php b/core/modules/migrate_drupal/src/Tests/d6/MigrateAggregatorItemTest.php
index 9e075ba..6192203 100644
--- a/core/modules/migrate_drupal/src/Tests/d6/MigrateAggregatorItemTest.php
+++ b/core/modules/migrate_drupal/src/Tests/d6/MigrateAggregatorItemTest.php
@@ -7,6 +7,7 @@
 
 namespace Drupal\migrate_drupal\Tests\d6;
 
+use Drupal\aggregator\Entity\Feed;
 use Drupal\aggregator\Entity\Item;
 use Drupal\Core\Language\LanguageInterface;
 use Drupal\migrate\MigrateExecutable;
@@ -37,7 +38,7 @@ protected function setUp() {
     );
     $this->prepareMigrations($id_mappings);
 
-    $entity = entity_create('aggregator_feed', array(
+    $entity = Feed::create(array(
       'fid' => 5,
       'title' => 'Drupal Core',
       'url' => 'https://groups.drupal.org/not_used/167169',