diff --git a/none/typing.py b/none/typing.py
index 7882dad0..af13adc7 100644
--- a/none/typing.py
+++ b/none/typing.py
@@ -3,5 +3,5 @@ from typing import Union, List, Dict, Any, Sequence, Callable, Tuple
 Context_T = Dict[str, Any]
 Message_T = Union[str, Dict[str, Any], List[Dict[str, Any]]]
 Expression_T = Union[str, Sequence[str], Callable]
-CommandName_T = Tuple[str]
+CommandName_T = Tuple[str, ...]
 CommandArgs_T = Dict[str, Any]