diff --git a/bioviz/__init__.py b/bioviz/__init__.py
index eb11480..3fcda99 100644
--- a/bioviz/__init__.py
+++ b/bioviz/__init__.py
@@ -36,7 +36,7 @@
 from .qt_ui.rectangle_on_slider import RectangleOnSlider
 from ._version import __version__, check_version
 
-check_version(biorbd, "1.9.1", "2.0.0")
+check_version(biorbd, "1.11.1", "2.0.0")
 check_version(pyomeca, "2020.0.1", "2020.1.0")
 
 
diff --git a/bioviz/_version.py b/bioviz/_version.py
index 1dc43c4..b9901cf 100644
--- a/bioviz/_version.py
+++ b/bioviz/_version.py
@@ -1,6 +1,6 @@
 from packaging.version import parse as parse_version
 
-__version__ = "2.3.2"
+__version__ = "2.4.0"
 
 
 def check_version(tool_to_compare, min_version, max_version):
diff --git a/bioviz/analyses/muscle_analyses.py b/bioviz/analyses/muscle_analyses.py
index 7d03dc4..c75a4a4 100644
--- a/bioviz/analyses/muscle_analyses.py
+++ b/bioviz/analyses/muscle_analyses.py
@@ -211,12 +211,11 @@ def __compute_all_values(self):
         active_forces = np.ndarray((self.n_point_for_q, self.n_mus))
         emg = biorbd.State(0, self.active_forces_slider.value() / 100)
         for i, q_mod in enumerate(all_q):
-            self.model.UpdateKinematicsCustom(biorbd.GeneralizedCoordinates(q_mod))
+            self.model.updateMuscles(biorbd.GeneralizedCoordinates(q_mod), True)
             for m in range(self.n_mus):
                 if self.checkboxes_muscle[m].isChecked():
                     mus_group_idx, mus_idx, cmp_mus = self.muscle_mapping[self.checkboxes_muscle[m].text()]
                     mus = self.model.muscleGroup(mus_group_idx).muscle(mus_idx)
-                    mus.updateOrientations(self.model, q_mod, 1)
                     muscles_length_jacobian = self.model.musclesLengthJacobian().to_array()
 
                     length[i, m] = mus.length(self.model, q_mod, False)
diff --git a/bioviz/biorbd_vtk.py b/bioviz/biorbd_vtk.py
index c0695d8..5832e71 100644
--- a/bioviz/biorbd_vtk.py
+++ b/bioviz/biorbd_vtk.py
@@ -206,7 +206,7 @@ class _MarkerInternal:
     size: float
     color: tuple[float, float, float]
     opacity: float
-    actors: list[QVTKRenderWindowInteractor, ...]
+    actors: list[QVTKRenderWindowInteractor]
 
 
 class VtkModel(QtWidgets.QWidget):
@@ -284,7 +284,7 @@ def __init__(
                 actors=list(),
             ),
         }
-        self.markers_link_actors: list[QVTKRenderWindowInteractor, ...] = list()
+        self.markers_link_actors: list[QVTKRenderWindowInteractor] = list()
 
         self.contacts = Markers()
         self.contacts_size = contacts_size
@@ -461,7 +461,7 @@ def update_markers(self, markers):
         self._update_markers(markers, "model")
 
     def update_experimental_markers(
-        self, markers, with_link: bool = True, virtual_to_experimental_markers_indices: list[int, ...] = None
+        self, markers, with_link: bool = True, virtual_to_experimental_markers_indices: list[int] = None
     ):
         """
         Update position of the experimental markers on the screen (but do not repaint)
@@ -1842,7 +1842,7 @@ def new_gravity_vector(self, segment_rt, gravity, length, normalization_ratio, v
         Parameters
         ----------
         segment_rt : np.ndarray
-            homogeneous matrix in which coordinates are applied
+            homogenous matrix in which coordinates are applied
         gravity : np.ndarray
             gravity array with 3 application coordinates and 3 magnitude coordinates
         length : float