1 files changed, 1 insertions, 0 deletions
diff --git a/API.md b/API.md
index fb2d839..3103992 100644
--- a/API.md
+++ b/API.md
@@ -46,6 +46,7 @@ easy and quick manipulation of the item help entries. All fields are optional.
 * `_doc_items_create_entry`: Whether to create an entry for this item (default: `true`)
 * `_doc_items_entry_name`: The title of the entry. By default, this is the same as the `description` field
   of the item. This field is required if the `description` is empty
+* `_doc_items_uses_fixed`: Exact number of uses for a tool before it breaks, use this is the use count is fixed. If it varies or is unlimited, please don't use this field
 
 A full explanation of these fields is provided below.