diff --git a/lib/moodlelib.php b/lib/moodlelib.php
index 988ca389955..210157043cf 100644
--- a/lib/moodlelib.php
+++ b/lib/moodlelib.php
@@ -3646,7 +3646,7 @@ function remove_course_contents($courseid, $showfeedback=true) {
     }
 
 /// Give local code a chance to delete its references to this course.
-    require_once('locallib.php');
+    require_once($CFG->libdir.'/locallib.php');
     notify_local_delete_course($courseid, $showfeedback);
 
 /// Delete course blocks