diff --git a/phpBB/includes/functions_user.php b/phpBB/includes/functions_user.php
index c78c74bd76..d65d59f6c5 100644
--- a/phpBB/includes/functions_user.php
+++ b/phpBB/includes/functions_user.php
@@ -3085,8 +3085,18 @@ function group_user_del($group_id, $user_id_ary = false, $username_ary = false,
 	}
 	unset($special_group_data);
 
-	$vars = array('group_id', 'user_id_ary', 'username_ary', 'group_name');
-	extract($phpbb_dispatcher->trigger_event('core.group_user_del', compact($vars)));
+	/**
+	* Event before users are removed from a group
+	*
+	* @event core.group_delete_user_before
+	* @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-A1
+	*/
+	$vars = array('group_id', 'group_name', 'user_id_ary', 'username_ary');
+	extract($phpbb_dispatcher->trigger_event('core.group_delete_user_before', compact($vars)));
 
 	$sql = 'DELETE FROM ' . USER_GROUP_TABLE . "
 		WHERE group_id = $group_id