diff --git a/.upgrade.yml b/.upgrade.yml
deleted file mode 100644
index abdeb97..0000000
--- a/.upgrade.yml
+++ /dev/null
@@ -1,7 +0,0 @@
-mappings:
-  WidgetContentControllerExtension: SilverStripe\Widgets\Controllers\WidgetContentControllerExtension
-  Widget_Controller: SilverStripe\Widgets\Models\WidgetController
-  WidgetPageExtension: SilverStripe\Widgets\Extensions\WidgetPageExtension
-  WidgetAreaEditor: SilverStripe\Widgets\Forms\WidgetAreaEditor
-  Widget: SilverStripe\Widgets\Model\Widget
-  WidgetArea: SilverStripe\Widgets\Model\WidgetArea
diff --git a/_config/legacy.yml b/_config/legacy.yml
deleted file mode 100644
index 25e98c6..0000000
--- a/_config/legacy.yml
+++ /dev/null
@@ -1,7 +0,0 @@
----
-Name: widgetslegacymapping
----
-SilverStripe\ORM\DatabaseAdmin:
-  classname_value_remapping:
-    Widget: SilverStripe\Widgets\Model\Widget
-    WidgetArea: SilverStripe\Widgets\Model\WidgetArea