diff --git a/sostrades_optimization_plugins/tests/l1_test_gradient_sellar_optim_subprocess.py b/sostrades_optimization_plugins/tests/l1_test_gradient_sellar_optim_subprocess.py
index 66ab92d..ceb017d 100644
--- a/sostrades_optimization_plugins/tests/l1_test_gradient_sellar_optim_subprocess.py
+++ b/sostrades_optimization_plugins/tests/l1_test_gradient_sellar_optim_subprocess.py
@@ -333,7 +333,7 @@ def test_06_gradient_subprocess_flatten_local_data_deepcopy(self):
         local_data_after_execute = coupling_disc.mdo_discipline_wrapp.mdo_discipline.local_data
         self.check_jacobian(location=dirname(__file__), filename=pkl_name,
                             discipline=coupling_disc.mdo_discipline_wrapp.mdo_discipline,
-                            step=1.0e-15, derr_approx='complex_step', threshold=1e-20,
+                            step=1.0e-15, derr_approx='complex_step', threshold=1e-12,
                             local_data=deepcopy(local_data_after_execute),
                             inputs=inputs,
                             outputs=outputs)
@@ -428,7 +428,7 @@ def test_08_gradient_subprocess_flatten_local_data_deepcopy_high_step(self):
         local_data_after_execute = coupling_disc.mdo_discipline_wrapp.mdo_discipline.local_data
         self.check_jacobian(location=dirname(__file__), filename=pkl_name,
                             discipline=coupling_disc.mdo_discipline_wrapp.mdo_discipline,
-                            step=1.0e-3, derr_approx='complex_step', threshold=1e-20,
+                            step=1.0e-3, derr_approx='complex_step', threshold=1e-09,
                             local_data=deepcopy(local_data_after_execute),
                             inputs=inputs,
                             outputs=outputs)