diff --git a/pyproject.toml b/pyproject.toml
index cb6149f16729e48389aa27627073434b703d37b7..2694a51772d8b75ddc0d184477056b19884bc612 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,4 +1,5 @@
 [tool.black]
 exclude = "cmake"
+
 [tool.isort]
 profile = "black"
diff --git a/python/test/binding_tests.py b/python/test/binding_tests.py
index 4cee6c7d7c644730ccb4026e01691eb7c9fbe2c1..1992b9c21217647d98073139295c68c96b48f400 100644
--- a/python/test/binding_tests.py
+++ b/python/test/binding_tests.py
@@ -1,7 +1,5 @@
 import ndcurves  # noqa - necessary to register ndcurves::bezier_curve
 import numpy as np
-from numpy import array
-from hpp_centroidal_dynamics import Equilibrium, EquilibriumAlgorithm, SolverLP
 from hpp_bezier_com_traj import (
     SOLVER_QUADPROG,
     ConstraintFlag,
@@ -11,6 +9,8 @@ from hpp_bezier_com_traj import (
     computeCOMTraj,
     zeroStepCapturability,
 )
+from hpp_centroidal_dynamics import Equilibrium, EquilibriumAlgorithm, SolverLP
+from numpy import array
 
 # testing constructors
 eq = Equilibrium("test", 54.0, 4)
diff --git a/python/test/compare_pin_inv_dyn.py b/python/test/compare_pin_inv_dyn.py
index f01956a1af1d2b130fcef737c5ef445ded14efb3..b52ddc90ceb9bbb5bcb268101c4405259d94b633 100644
--- a/python/test/compare_pin_inv_dyn.py
+++ b/python/test/compare_pin_inv_dyn.py
@@ -10,11 +10,11 @@ from __future__ import print_function
 from math import atan, pi
 
 import numpy as np
+from centroidal_dynamics import Equilibrium, EquilibriumAlgorithm
+from curves import bezier
 from numpy import array, asarray, asmatrix
 from numpy import cross as X
 from numpy import matrix, zeros
-
-from centroidal_dynamics import Equilibrium, EquilibriumAlgorithm
 from pinocchio_inv_dyn.multi_contact.bezier.bezier_0_step_capturability import (
     BezierZeroStepCapturability,
     compute_CWC,
@@ -24,7 +24,6 @@ from pinocchio_inv_dyn.multi_contact.utils import (
     find_static_equilibrium_com,
     generate_contacts,
 )
-from curves import bezier
 
 __EPS = 1e-5
 np.set_printoptions(precision=2, suppress=True, linewidth=100)