diff --git a/openedx/core/djangoapps/content_libraries/api.py b/openedx/core/djangoapps/content_libraries/api.py
index a9601a4e70a7..b9f3779af539 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
diff --git a/openedx/core/djangoapps/content_libraries/tests/test_content_libraries.py b/openedx/core/djangoapps/content_libraries/tests/test_content_libraries.py
index d995a2c79683..7b571058ee5a 100644
--- a/openedx/core/djangoapps/content_libraries/tests/test_content_libraries.py
+++ b/openedx/core/djangoapps/content_libraries/tests/test_content_libraries.py
@@ -380,7 +380,7 @@ def test_library_blocks_studio_view(self):
             "id": "lb:CL-TEST:testlib2:html:html1",
             "display_name": "Text",
             "block_type": "html",
-            "has_unpublished_changes": True,
+            "has_unpublished_changes": True ,
             "last_published": None,
             "published_by": None,
             "last_draft_created": create_date.isoformat().replace('+00:00', 'Z'),