diff --git a/src/ORM/Connect/Database.php b/src/ORM/Connect/Database.php
index a82d87e5c..c1877128e 100644
--- a/src/ORM/Connect/Database.php
+++ b/src/ORM/Connect/Database.php
@@ -5,6 +5,7 @@ namespace SilverStripe\ORM\Connect;
 use SilverStripe\Control\Director;
 use SilverStripe\Core\Config\Config;
 use SilverStripe\Dev\Debug;
+use SilverStripe\ORM\DB;
 use SilverStripe\ORM\PaginatedList;
 use SilverStripe\ORM\Queries\SQLUpdate;
 use SilverStripe\ORM\Queries\SQLInsert;
diff --git a/src/ORM/DB.php b/src/ORM/DB.php
index e8f9d41cb..ba2c51e4b 100644
--- a/src/ORM/DB.php
+++ b/src/ORM/DB.php
@@ -3,6 +3,7 @@
 namespace SilverStripe\ORM;
 
 use SilverStripe\Core\Config\Config;
+use SilverStripe\Core\Convert;
 use SilverStripe\Core\Injector\Injector;
 use SilverStripe\Control\Director;
 use SilverStripe\Control\Cookie;