diff --git a/str2bool/__init__.pyi b/str2bool/__init__.pyi
new file mode 100644
index 0000000..0f1efaf
--- /dev/null
+++ b/str2bool/__init__.pyi
@@ -0,0 +1,10 @@
+import typing
+
+@typing.overload
+def str2bool(value: str, raise_exc: typing.Literal[False] = False) -> typing.Optional[bool]: ...
+
+@typing.overload
+def str2bool(value: str, raise_exc: typing.Literal[True]) -> bool: ...
+
+def str2bool(value: str, raise_exc: bool = False) -> typing.Optional[bool]: ...
+def str2bool_exc(value: str) -> bool: ...
diff --git a/str2bool/py.typed b/str2bool/py.typed
new file mode 100644
index 0000000..e69de29