diff --git a/nonebot/typing.py b/nonebot/typing.py
index af13adc7..df890f14 100644
--- a/nonebot/typing.py
+++ b/nonebot/typing.py
@@ -5,3 +5,4 @@ Message_T = Union[str, Dict[str, Any], List[Dict[str, Any]]]
 Expression_T = Union[str, Sequence[str], Callable]
 CommandName_T = Tuple[str, ...]
 CommandArgs_T = Dict[str, Any]
+State_T = Dict[str, Any]