diff --git a/docs/source/upgrade_notes.rst b/docs/source/upgrade_notes.rst
index a0e6816bb..f863d861f 100644
--- a/docs/source/upgrade_notes.rst
+++ b/docs/source/upgrade_notes.rst
@@ -3,6 +3,20 @@
 Upgrade Notes
 =============
 
+.. _ref-upgrade-notes-v3-3:
+
+|st2| v3.3
+----------
+
+* The ``st2.action.file_writen`` trigger was renamed to ``st2.action.file_written``. As part of the
+  upgrade to v3.3, please make sure to update all previous references to the
+  ``st2.action.file_writen`` trigger to ``st2.action.file_written``:
+
+  .. code-block:: yaml
+
+    trigger:
+      type: "core.st2.action.file_written"
+
 .. _ref-upgrade-notes-v3-2:
 
 |st2| v3.2
diff --git a/scripts/generate-internal-triggers-table.py b/scripts/generate-internal-triggers-table.py
index afaaab54e..61eea0fde 100755
--- a/scripts/generate-internal-triggers-table.py
+++ b/scripts/generate-internal-triggers-table.py
@@ -26,7 +26,11 @@
 from utils import as_rest_table
 
 CURRENT_DIR = os.path.dirname(os.path.abspath(__file__))
-HEADER = '.. NOTE: This file has been generated automatically, don\'t manually edit it'
+HEADER = '''
+.. NOTE: This file has been generated automatically, don\'t manually edit it.
+         Edit st2common/st2common/constants/triggers.py and rebuild the
+         documentation.
+'''.strip()
 
 
 def main():
@@ -44,9 +48,10 @@ def main():
         rows.append(['Reference', 'Description', 'Properties'])
 
         for trigger_definition in trigger_definitions:
+            ref = '{pack}.{name}'.format(pack='core', name=trigger_definition['name'])
             properties = list(trigger_definition['payload_schema']['properties'].keys())
             properties = ', '.join(properties)
-            row = [trigger_definition['name'], trigger_definition['description'], properties]
+            row = [ref, trigger_definition['description'], properties]
             rows.append(row)
 
         table = as_rest_table(rows, full=True)