diff --git a/openedx/core/djangoapps/content_libraries/api.py b/openedx/core/djangoapps/content_libraries/api.py
index a9601a4e70a..b9f3779af53 100644
--- a/openedx/core/djangoapps/content_libraries/api.py
+++ b/openedx/core/djangoapps/content_libraries/api.py
@@ -218,7 +218,6 @@ class LibraryXBlockMetadata:
     last_draft_created_by = attr.ib("")
     published_by = attr.ib("")
     has_unpublished_changes = attr.ib(False)
-    tags_count = attr.ib(0)
     created = attr.ib(default=None, type=datetime)
 
     @classmethod