diff --git a/completion/cron.php b/completion/cron.php
deleted file mode 100644
index 405048333e4..00000000000
--- a/completion/cron.php
+++ /dev/null
@@ -1,52 +0,0 @@
-<?php
-// This file is part of Moodle - http://moodle.org/
-//
-// Moodle 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, either version 3 of the License, or
-// (at your option) any later version.
-//
-// Moodle 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 Moodle.  If not, see <http://www.gnu.org/licenses/>.
-
-/**
- * Code used by scheduled tasks for reviewing and aggregating course completion criteria.
- *
- * @package core_completion
- * @category completion
- * @copyright 2009 Catalyst IT Ltd
- * @author Aaron Barnes <aaronb@catalyst.net.nz>
- * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
- */
-
-defined('MOODLE_INTERNAL') || die();
-require_once($CFG->libdir.'/completionlib.php');
-
-
-/**
- * Aggregate criteria status's as per configured aggregation method
- *
- * @param int $method COMPLETION_AGGREGATION_* constant
- * @param bool $data Criteria completion status
- * @param bool|null $state Aggregation state
- */
-function completion_cron_aggregate($method, $data, &$state) {
-    if ($method == COMPLETION_AGGREGATION_ALL) {
-        if ($data && $state !== false) {
-            $state = true;
-        } else {
-            $state = false;
-        }
-    } elseif ($method == COMPLETION_AGGREGATION_ANY) {
-        if ($data) {
-            $state = true;
-        } else if (!$data && $state === null) {
-            $state = false;
-        }
-    }
-}