diff --git a/model/event/DacRootAddedEvent.php b/model/event/DacRootAddedEvent.php
deleted file mode 100644
index 4ce7f3e..0000000
--- a/model/event/DacRootAddedEvent.php
+++ /dev/null
@@ -1,33 +0,0 @@
-<?php
-
-/**
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; under version 2
- * of the License (non-upgradable).
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
- *
- * Copyright (c) 2020 (original work) Open Assessment Technologies SA
- *
- */
-
-namespace oat\taoDacSimple\model\event;
-
-use JsonSerializable;
-use oat\oatbox\event\Event;
-
-/**
- * Class DacRootAddedEvent This event not triggered on adding child permissions with recursive option
- * @package oat\taoDacSimple\model\event
- */
-class DacRootAddedEvent extends AbstractDacEvent implements Event, JsonSerializable
-{
-}
diff --git a/model/event/DacRootRemovedEvent.php b/model/event/DacRootRemovedEvent.php
deleted file mode 100644
index b48e3b6..0000000
--- a/model/event/DacRootRemovedEvent.php
+++ /dev/null
@@ -1,33 +0,0 @@
-<?php
-
-/**
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; under version 2
- * of the License (non-upgradable).
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
- *
- * Copyright (c) 2020 (original work) Open Assessment Technologies SA
- *
- */
-
-namespace oat\taoDacSimple\model\event;
-
-use JsonSerializable;
-use oat\oatbox\event\Event;
-
-/**
- * Class DacRootRemovedEvent This event not triggered on removing child permissions with recursive
- * @package oat\taoDacSimple\model\event
- */
-class DacRootRemovedEvent extends AbstractDacEvent implements Event, JsonSerializable
-{
-}