diff --git a/course/tests/courselib_test.php b/course/tests/courselib_test.php
index b28522e4fb9..1935ec79a56 100644
--- a/course/tests/courselib_test.php
+++ b/course/tests/courselib_test.php
@@ -1534,6 +1534,10 @@ class core_course_courselib_testcase extends advanced_testcase {
         $this->assertEquals($coursecontext->id, $event->contextid);
         $this->assertEquals($course, $event->get_record_snapshot('course', $course->id));
         $this->assertEquals('course_deleted', $event->get_legacy_eventname());
+        $eventdata = $event->get_data();
+        $this->assertSame($course->idnumber, $eventdata['other']['idnumber']);
+        $this->assertSame($course->fullname, $eventdata['other']['fullname']);
+        $this->assertSame($course->shortname, $eventdata['other']['shortname']);
         // The legacy data also passed the context in the course object.
         $course->context = $coursecontext;
         $this->assertEventLegacyData($course, $event);
diff --git a/lib/moodlelib.php b/lib/moodlelib.php
index 83d95db4f64..f9efd0acbe9 100644
--- a/lib/moodlelib.php
+++ b/lib/moodlelib.php
@@ -4849,8 +4849,11 @@ function delete_course($courseorid, $showfeedback = true) {
     $event = \core\event\course_deleted::create(array(
         'objectid' => $course->id,
         'context' => $context,
-        'other' => array('shortname' => $course->shortname,
-                         'fullname' => $course->fullname)
+        'other' => array(
+            'shortname' => $course->shortname,
+            'fullname' => $course->fullname,
+            'idnumber' => $course->idnumber
+            )
     ));
     $event->add_record_snapshot('course', $course);
     $event->trigger();