diff --git a/python/damask/_orientation.py b/python/damask/_orientation.py
index 61c63ed66..3a1154a64 100644
--- a/python/damask/_orientation.py
+++ b/python/damask/_orientation.py
@@ -8,7 +8,7 @@ from . import Crystal
 from . import util
 from . import tensor
 
-from typing import Union, Callable, Sequence, Dict, Any, Tuple, List
+from typing import Union, Callable, Dict, Any, Tuple, List
 from ._typehints import FloatSequence, IntSequence
 
 
diff --git a/python/damask/_rotation.py b/python/damask/_rotation.py
index fa4f2ec14..17369c36a 100644
--- a/python/damask/_rotation.py
+++ b/python/damask/_rotation.py
@@ -535,7 +535,7 @@ class Rotation:
 
     def as_axis_angle(self,
                       degrees: bool = False,
-                      pair: bool = False) -> Union[Tuple[float, ...], np.ndarray]:
+                      pair: bool = False) -> Union[Tuple[np.ndarray, np.ndarray], np.ndarray]:
         """
         Represent as axis–angle pair.