diff --git a/mod/lti/db/subplugins.php b/mod/lti/db/subplugins.php
new file mode 100644
index 00000000000..6768f03f605
--- /dev/null
+++ b/mod/lti/db/subplugins.php
@@ -0,0 +1,31 @@
+<?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/>.
+
+/**
+ * LTI subplugin types declaration
+ *
+ * @package    mod
+ * @subpackage lti
+ * @copyright  2012 Mark Nielsen
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+$subplugins = array(
+    'ltisource' => 'mod/lti/source',
+);
\ No newline at end of file