diff --git a/tests/test_eval_call_with_types_signature.py b/tests/test_eval_call_with_types_signature.py
new file mode 100644
index 0000000..7c7e5d3
--- /dev/null
+++ b/tests/test_eval_call_with_types_signature.py
@@ -0,0 +1,15 @@
+from typemap.type_eval import eval_call_with_types
+
+
+def test_eval_call_with_types_accepts_positional_type_objects() -> None:
+    def func[T](value: T) -> T:
+        raise NotImplementedError
+
+    assert eval_call_with_types(func, int) is int
+
+
+def test_eval_call_with_types_accepts_keyword_type_objects() -> None:
+    def func[T](*, value: T) -> T:
+        raise NotImplementedError
+
+    assert eval_call_with_types(func, value=str) is str
diff --git a/typemap/type_eval/_eval_call.py b/typemap/type_eval/_eval_call.py
index 570041d..f950386 100644
--- a/typemap/type_eval/_eval_call.py
+++ b/typemap/type_eval/_eval_call.py
@@ -144,9 +144,9 @@ def _update_bound_typevar(
 
 
 def eval_call_with_types(
-    func: types.FunctionType | typing.Callable,
-    *arg_types: tuple[RtType, ...],
-    **kwarg_types: dict[str, RtType],
+    func: types.FunctionType | typing.Callable[..., Any],
+    *arg_types: RtType,
+    **kwarg_types: RtType,
 ) -> RtType:
     if isinstance(func, types.FunctionType):
         vars: dict[str, Any] = _get_bound_type_args(