diff --git a/src/huggingface_hub/hf_api.py b/src/huggingface_hub/hf_api.py
index a02c6a0eba..963c8fdf88 100644
--- a/src/huggingface_hub/hf_api.py
+++ b/src/huggingface_hub/hf_api.py
@@ -8266,7 +8266,7 @@ def delete_collection_item(
                 Slug of the collection to update. Example: `"TheBloke/recent-models-64f9a55bb3115b4f513ec026"`.
             item_object_id (`str`):
                 ID of the item in the collection. This is not the id of the item on the Hub (repo_id or paper id).
-                It must be retrieved from a [`CollectionItem`] object. Example: `collection.items[0]._id`.
+                It must be retrieved from a [`CollectionItem`] object. Example: `collection.items[0].item_object_id`.
             missing_ok (`bool`, *optional*):
                 If `True`, do not raise an error if item doesn't exists.
             token (Union[bool, str, None], optional):