From 5cd02414e0705eeb9c278c22497821334d1b4402 Mon Sep 17 00:00:00 2001
From: Felix F Zimmermann <fzimmermann89@gmail.com>
Date: Mon, 25 Nov 2024 16:53:28 +0100
Subject: [PATCH] mypy

---
 src/mrpro/operators/Jacobian.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/mrpro/operators/Jacobian.py b/src/mrpro/operators/Jacobian.py
index 3a54780b..f5a12f47 100644
--- a/src/mrpro/operators/Jacobian.py
+++ b/src/mrpro/operators/Jacobian.py
@@ -1,9 +1,9 @@
 """Jacobian."""
 
 from collections.abc import Callable
-from typing import Unpack
 
 import torch
+from typing_extensions import Unpack
 
 from mrpro.operators.LinearOperator import LinearOperator
 from mrpro.operators.Operator import Operator
@@ -46,7 +46,7 @@ def adjoint(self, *x: torch.Tensor) -> tuple[torch.Tensor, ...]:  # type:ignore[
         if self._vjp is None:
             self._f_x0, self._vjp = torch.func.vjp(self._operator, *self._x0)
         assert self._vjp is not None  # noqa: S101 (hint for mypy)
-        return (self._vjp(x)[0],)
+        return (self._vjp(*x)[0],)
 
     def forward(self, *x: torch.Tensor) -> tuple[torch.Tensor, ...]:  # type:ignore[override]
         """Apply the operator.