diff --git a/module/VuFind/src/VuFind/Content/Reviews/PluginManager.php b/module/VuFind/src/VuFind/Content/Reviews/PluginManager.php
index be097fc5f213c3048e9efe90b2f6c19504c0c532..99f425dc16fd1d181147194d37d3c26a87fbf575 100644
--- a/module/VuFind/src/VuFind/Content/Reviews/PluginManager.php
+++ b/module/VuFind/src/VuFind/Content/Reviews/PluginManager.php
@@ -63,8 +63,6 @@ class PluginManager extends \VuFind\ServiceManager\AbstractPluginManager
      * @var array
      */
     protected $factories = [
-        Amazon::class => \VuFind\Content\AbstractAmazonFactory::class,
-        AmazonEditorial::class => \VuFind\Content\AbstractAmazonFactory::class,
         Booksite::class => BooksiteFactory::class,
         Demo::class => \Laminas\ServiceManager\Factory\InvokableFactory::class,
         Deprecated::class => \Laminas\ServiceManager\Factory\InvokableFactory::class,