diff --git a/phpBB/install/index.php b/phpBB/install/index.php
index 9203a7d3bc..9d8e9e87aa 100644
--- a/phpBB/install/index.php
+++ b/phpBB/install/index.php
@@ -93,7 +93,6 @@ $phpbb_class_loader_ext->register();
 // Set up container
 $phpbb_container = phpbb_create_install_container($phpbb_root_path, $phpEx);
 
-$phpbb_container->setAlias('cache.driver', 'cache.driver.install');
 $phpbb_class_loader->set_cache($phpbb_container->get('cache.driver'));
 $phpbb_class_loader_ext->set_cache($phpbb_container->get('cache.driver'));