diff --git a/docs/source/api_doc/archive/supported_types.demo.py b/docs/source/api_doc/archive/supported_types.demo.py
index ff48ec47602..1df6c472eed 100644
--- a/docs/source/api_doc/archive/supported_types.demo.py
+++ b/docs/source/api_doc/archive/supported_types.demo.py
@@ -5,7 +5,7 @@
 if __name__ == '__main__':
     columns = ['Format', 'Extension Name']
     rows = []
-    for key, (exts, _, _) in sorted(_KNOWN_ARCHIVE_TYPES.items()):
+    for key, (exts, _, _, _) in sorted(_KNOWN_ARCHIVE_TYPES.items()):
         rows.append((key, ', '.join(f'``{v}``' for v in exts)))
 
     df = pd.DataFrame(columns=columns, data=rows)