diff --git a/mod/assign/db/events.php b/mod/assign/db/events.php
index 24446f88142..edd84cbcf13 100644
--- a/mod/assign/db/events.php
+++ b/mod/assign/db/events.php
@@ -24,9 +24,29 @@
 
 $handlers = array();
 
-/* List of events thrown from assignment module
+/* List of events generated by the assign module, with the fields on the event object.
 
-assignment_finalize_sent - object course, object user, object cm, object assignment, fileareaname
-assignment_file_sent     - object course, object user, object cm, object assignment, object file
+assessable_content_uploaded
+    ->modulename     = 'assign';
+    ->cmid           = // The cmid of the assign.
+    ->itemid         = // The submission id of the user submission.
+    ->courseid       = // The course id of the course the assign belongs to.
+    ->userid         = // The user id that the attempt belongs to.
+    ->content        = // The text content entered by the user (empty if no content submitted)
+    ->pathnamehashes = // An array of pathnamehashes of the files submitted by the user (var not passed if not set).
 
+assessable_file_uploaded
+    ->modulename     = 'assign';
+    ->cmid           = // The cmid of the assign.
+    ->itemid         = // The submission id of the user submission.
+    ->courseid       = // The course id of the course the assign belongs to.
+    ->userid         = // The user id that the attempt belongs to.
+    ->pathnamehashes = // An array of pathnamehashes of the files submitted by the user (var not passed if not set).
+
+assessable_content_done
+    ->modulename     = 'assign';
+    ->cmid           = // The cmid of the assign.
+    ->itemid         = // The submission id of the user submission.
+    ->courseid       = // The course id of the course the assign belongs to.
+    ->userid         = // The user id that the attempt belongs to.
 */