diff --git a/phpBB/includes/functions_user.php b/phpBB/includes/functions_user.php
index c46653db9e..fe370750d9 100644
--- a/phpBB/includes/functions_user.php
+++ b/phpBB/includes/functions_user.php
@@ -2933,6 +2933,19 @@ function group_user_del($group_id, $user_id_ary = false, $username_ary = false,
 	// Clear permissions cache of relevant users
 	$auth->acl_clear_prefetch($user_id_ary);
 
+	/**
+	* Event after users are removed from a group
+	*
+	* @event core.group_delete_user_after
+	* @var	int		group_id		ID of the group from which users are deleted
+	* @var	string	group_name		Name of the group
+	* @var	array	user_id_ary		IDs of the users which are removed
+	* @var	array	username_ary	names of the users which are removed
+	* @since 3.1.7-RC1
+	*/
+	$vars = array('group_id', 'group_name', 'user_id_ary', 'username_ary');
+	extract($phpbb_dispatcher->trigger_event('core.group_delete_user_after', compact($vars)));
+
 	if (!$group_name)
 	{
 		$group_name = get_group_name($group_id);