diff --git a/core/modules/aggregator/lib/Drupal/aggregator/Tests/FeedProcessorPluginTest.php b/core/modules/aggregator/lib/Drupal/aggregator/Tests/FeedProcessorPluginTest.php
index c578612..6087b6f 100644
--- a/core/modules/aggregator/lib/Drupal/aggregator/Tests/FeedProcessorPluginTest.php
+++ b/core/modules/aggregator/lib/Drupal/aggregator/Tests/FeedProcessorPluginTest.php
@@ -60,11 +60,11 @@ public function testRemove() {
    * Test post-processing functionality.
    */
   public function testPostProcess() {
-    $feed = $this->createFeed(NULL, array('refresh' => 1000));
+    $feed = $this->createFeed(NULL, array('refresh' => 1800));
     $this->updateFeedItems($feed);
     // Reload the feed to get new values.
     $feed = entity_load('aggregator_feed', $feed->id(), TRUE);
     // Make sure its refresh rate doubled.
-    $this->assertEqual($feed->refresh->value, 2000);
+    $this->assertEqual($feed->refresh->value, 3600);
   }
 }