diff --git a/weldx/transformations/cs_manager.py b/weldx/transformations/cs_manager.py
index 82917fcb3..ad30da89b 100644
--- a/weldx/transformations/cs_manager.py
+++ b/weldx/transformations/cs_manager.py
@@ -17,7 +17,7 @@
 from weldx.exceptions import WeldxDeprecationWarning, WeldxException
 from weldx.geometry import SpatialData
 from weldx.time import Time, types_time_like, types_timestamp_like
-from weldx.types import QuantityLike
+from weldx.types import UnitLike
 from weldx.util import check_matplotlib_available, dataclass_nested_eq
 
 from .local_cs import LocalCoordinateSystem
@@ -836,7 +836,7 @@ def create_cs_from_homogenous_transformation(
         coordinate_system_name: str,
         reference_system_name: str,
         transformation_matrix: types_homogeneous,
-        translation_unit: QuantityLike,
+        translation_unit: UnitLike,
         time: types_time_like = None,
         time_ref: types_timestamp_like = None,
         lcs_child_in_parent: bool = True,
diff --git a/weldx/transformations/local_cs.py b/weldx/transformations/local_cs.py
index ab304daac..54c834056 100644
--- a/weldx/transformations/local_cs.py
+++ b/weldx/transformations/local_cs.py
@@ -24,7 +24,7 @@
     types_orientation,
 )
 from weldx.transformations.util import normalize
-from weldx.types import QuantityLike
+from weldx.types import UnitLike
 
 __all__ = ("LocalCoordinateSystem",)
 
@@ -549,7 +549,7 @@ def from_axis_vectors(
     def from_homogeneous_transformation(
         cls,
         transformation_matrix: types_homogeneous,
-        translation_unit: QuantityLike,
+        translation_unit: UnitLike,
         time: types_time_like = None,
         time_ref: types_timestamp_like = None,
     ) -> LocalCoordinateSystem:
@@ -736,13 +736,13 @@ def as_rotation(self) -> Rot:  # pragma: no cover
         """
         return Rot.from_matrix(self.orientation.values)
 
-    def as_homogeneous_matrix(self, translation_unit: QuantityLike) -> np.ndarray:
+    def as_homogeneous_matrix(self, translation_unit: UnitLike) -> np.ndarray:
         """Get a homogeneous transformation matrix from the coordinate system
         orientation.
 
         Parameters
         ----------
-        translation_unit : QuantityLike
+        translation_unit : UnitLike
             Unit the translation part of the homogeneous transformation matrix
             should represent.