diff --git a/doc/BlockChain.py b/doc/BlockChain.py
index cff5394e..08833fbf 100644
--- a/doc/BlockChain.py
+++ b/doc/BlockChain.py
@@ -115,6 +115,7 @@ class BlockChain(object):
                 'params': [
                     ['type', 0, '1：英雄 2：枪械'],
                     ['token_id', '', 'token_id'],
+                    ['chip_ids', '', '需要卸下的chip token_ids多个用|分割'],
                 ],
                 'response': [
                     _common.RspHead(),