diff --git a/libvalkey/libvalkey.pyi b/libvalkey/libvalkey.pyi
index 6ed3dbb..500fa64 100644
--- a/libvalkey/libvalkey.pyi
+++ b/libvalkey/libvalkey.pyi
@@ -26,4 +26,4 @@ class Reader:
         self, encoding: Optional[str] = ..., errors: Optional[str] = ...
     ) -> None: ...
 
-def pack_command(cmd: Tuple[str | int | float | bytes | memoryview]): ...
+def pack_command(cmd: Tuple[str | int | float | bytes | memoryview, ...]) -> bytes: ...