diff --git a/code_annotations/contrib/config/openedx_events_annotations.yaml b/code_annotations/contrib/config/openedx_events_annotations.yaml
index 2c25ce0..17a3d30 100644
--- a/code_annotations/contrib/config/openedx_events_annotations.yaml
+++ b/code_annotations/contrib/config/openedx_events_annotations.yaml
@@ -6,12 +6,13 @@ safelist_path: .annotation_safe_list.yml
 coverage_target: 100.0
 annotations:
   feature_toggle:
-    # See annotation format documentation: https://edx-toggles.readthedocs.io/en/latest/how_to/documenting_new_feature_toggles.html
+    # See annotation format documentation: https://docs.openedx.org/projects/openedx-events/en/latest/reference/in-line-code-annotations-for-an-event.html
     - ".. event_type:":
     - ".. event_name:":
     - ".. event_description:":
     - ".. event_data:":
     - ".. event_key_field:":
+    - ".. event_warning:":
 extensions:
     python:
         - py
diff --git a/code_annotations/contrib/sphinx/extensions/openedx_events.py b/code_annotations/contrib/sphinx/extensions/openedx_events.py
index b8f839c..3256f35 100644
--- a/code_annotations/contrib/sphinx/extensions/openedx_events.py
+++ b/code_annotations/contrib/sphinx/extensions/openedx_events.py
@@ -118,6 +118,11 @@ def iter_nodes(self):
                      f" {event['line_number']})"
             )
 
+            if event.get(".. event_warning:") not in (None, "None", "n/a", "N/A"):
+                event_section += nodes.warning(
+                    "", nodes.paragraph("", event[".. event_warning:"]), ids=[f"warning-{event_name}"]
+                )
+
             subject_header += event_section
 
         if domain_header: