diff --git a/openedx/core/djangoapps/content_tagging/api.py b/openedx/core/djangoapps/content_tagging/api.py
index 80de81958abc..b63c70c5f0b8 100644
--- a/openedx/core/djangoapps/content_tagging/api.py
+++ b/openedx/core/djangoapps/content_tagging/api.py
@@ -18,8 +18,11 @@
 from openedx_tagging.core.tagging.models.utils import TAGS_CSV_SEPARATOR
 from organizations.models import Organization
 from .helpers.objecttag_export_helpers import build_object_tree_with_objecttags, iterate_with_level
-from openedx_events.content_authoring.data import ContentObjectChangedData
-from openedx_events.content_authoring.signals import CONTENT_OBJECT_ASSOCIATIONS_CHANGED
+from openedx_events.content_authoring.data import ContentObjectData, ContentObjectChangedData
+from openedx_events.content_authoring.signals import (
+    CONTENT_OBJECT_ASSOCIATIONS_CHANGED,
+    CONTENT_OBJECT_TAGS_CHANGED,
+)
 
 from .models import TaxonomyOrg
 from .types import ContentKey, TagValuesByObjectIdDict, TagValuesByTaxonomyIdDict, TaxonomyDict
@@ -301,6 +304,7 @@ def set_exported_object_tags(
             create_invalid=True,
             taxonomy_export_id=str(taxonomy_export_id),
         )
+
         CONTENT_OBJECT_ASSOCIATIONS_CHANGED.send_event(
             time=now(),
             content_object=ContentObjectChangedData(
@@ -309,6 +313,12 @@ def set_exported_object_tags(
             )
         )
 
+        # Emit a (deprecated) CONTENT_OBJECT_TAGS_CHANGED event too
+        CONTENT_OBJECT_TAGS_CHANGED.send_event(
+            time=now(),
+            content_object=ContentObjectData(object_id=content_key_str)
+        )
+
 
 def import_course_tags_from_csv(csv_path, course_id) -> None:
     """
@@ -410,6 +420,12 @@ def tag_object(
             )
         )
 
+        # Emit a (deprecated) CONTENT_OBJECT_TAGS_CHANGED event too
+        CONTENT_OBJECT_TAGS_CHANGED.send_event(
+            time=now(),
+            content_object=ContentObjectData(object_id=object_id)
+        )
+
 # Expose the oel_tagging APIs
 
 add_tag_to_taxonomy = oel_tagging.add_tag_to_taxonomy