diff --git a/nonebot_plugin_value/repositories/currency.py b/nonebot_plugin_value/repositories/currency.py
index fbe675b..8b5c50a 100644
--- a/nonebot_plugin_value/repositories/currency.py
+++ b/nonebot_plugin_value/repositories/currency.py
@@ -1,6 +1,5 @@
 # Repository,更加底层的数据库操作接口
 from collections.abc import Sequence
-from functools import singledispatch
 
 from nonebot import logger
 from nonebot_plugin_orm import AsyncSession
@@ -19,7 +18,6 @@ class CurrencyRepository:
     def __init__(self, session: AsyncSession):
         self.session = session
 
-    @singledispatch
     async def get_currency(self, currency_id: str) -> CurrencyMeta | None:
         """获取货币信息"""
         async with self.session as session:
diff --git a/pyproject.toml b/pyproject.toml
index 7d8636e..429bbcf 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "nonebot-plugin-value"
-version = "0.1.6"
+version = "0.1.6.post1"
 description = "Economy API for NoneBot2"
 readme = "README.md"
 requires-python = ">=3.10, <4.0.0"