diff --git a/wetb/wind/turbulence/tests/test_constraint_file.py b/wetb/wind/turbulence/tests/test_constraint_file.py
index 40233f698784f84ca9bf929d7d4bf7eb39b92b1e..e585e04e76ff5708e208b7e2b4347a6d8e063194 100644
--- a/wetb/wind/turbulence/tests/test_constraint_file.py
+++ b/wetb/wind/turbulence/tests/test_constraint_file.py
@@ -19,18 +19,18 @@ class TestConstraintFile(unittest.TestCase):
         tu = np.array([time, u]).T
         tuvw = np.array([time, u, v, w]).T
         glpos = (0, 0, -85)
-        constraint_file = ConstraintFile(center_gl_xyz=(-5, 0, -90), box_transport_speed=10, no_grid_points=(16, 8, 8), box_dimension=(30, 70, 70))
+        constraint_file = ConstraintFile(center_gl_xyz=(-5, 0, -90), box_transport_speed=10, no_grid_points=(16, 8, 8), box_size=(30, 70, 70))
         constraint_file.add_constraints(glpos, tu)
         np.testing.assert_array_equal(constraint_file.constraints['u'][1], (6, 4, 4, 0))
-        constraint_file = ConstraintFile(center_gl_xyz=(-5, 0, -90), box_transport_speed=5, no_grid_points=(16, 8, 8), box_dimension=(30, 70, 70))
+        constraint_file = ConstraintFile(center_gl_xyz=(-5, 0, -90), box_transport_speed=5, no_grid_points=(16, 8, 8), box_size=(30, 70, 70))
         constraint_file.add_constraints(glpos, tuvw)
         np.testing.assert_array_equal(constraint_file.constraints['u'][2], (6, 4, 4, 2))
         np.testing.assert_array_equal(constraint_file.constraints['v'][2], (6, 4, 4, -.5))
         np.testing.assert_array_equal(constraint_file.constraints['w'][2], (6, 4, 4, 2))
-        constraint_file = ConstraintFile(center_gl_xyz=(-5, 0, -90), box_transport_speed=10, no_grid_points=(16, 8, 8), box_dimension=(30, 70, 70))
+        constraint_file = ConstraintFile(center_gl_xyz=(-5, 0, -90), box_transport_speed=10, no_grid_points=(16, 8, 8), box_size=(30, 70, 70))
         constraint_file.add_constraints((-10, -4, -95), tu)
         np.testing.assert_array_equal(constraint_file.constraints['u'][1], (8, 5, 5, 0))
-        constraint_file = ConstraintFile(center_gl_xyz=(-5, 4, -90), box_transport_speed=10, no_grid_points=(16, 8, 8), box_dimension=(30, 70, 70))
+        constraint_file = ConstraintFile(center_gl_xyz=(-5, 4, -90), box_transport_speed=10, no_grid_points=(16, 8, 8), box_size=(30, 70, 70))
         constraint_file.add_constraints((-10, 0, -95), tu)
         np.testing.assert_array_equal(constraint_file.constraints['u'][1], (8, 5, 5, 0))
         #constraint_file.save("./test_files", "constraints_test",'')
@@ -41,7 +41,7 @@ class TestConstraintFile(unittest.TestCase):
         tu = np.array([time, u]).T
 
         glpos = (0, 0, -85)
-        constraint_file = ConstraintFile(center_gl_xyz=(0, 0, 0), box_transport_speed=10, no_grid_points=(16, 8, 8), box_dimension=(30, 70, 70))
+        constraint_file = ConstraintFile(center_gl_xyz=(0, 0, 0), box_transport_speed=10, no_grid_points=(16, 8, 8), box_size=(30, 70, 70))
         constraint_file.add_constraints([0,0,0], tu, subtract_mean=False)
         np.testing.assert_array_equal(constraint_file.constraints['u'][-1], (1, 5, 5, 5))
         constraint_file.add_constraints([5,0,0], tu, subtract_mean=False)
@@ -56,19 +56,19 @@ class TestConstraintFile(unittest.TestCase):
         u = [5]
         tu = np.array([time, u]).T
 
-        constraint_file = ConstraintFile(center_gl_xyz=(0, 0, 0), box_transport_speed=10, no_grid_points=(16, 8, 8), box_dimension=(30, 70, 70))
+        constraint_file = ConstraintFile(center_gl_xyz=(0, 0, 0), box_transport_speed=10, no_grid_points=(16, 8, 8), box_size=(30, 70, 70))
         constraint_file.add_constraints([0,0,0], tu, subtract_mean=False)
         np.testing.assert_array_equal(constraint_file.constraints['u'][-1], (1, 5, 5, 5))
         
-        constraint_file = ConstraintFile(center_gl_xyz=(0, 0, -5), box_transport_speed=10, no_grid_points=(16, 8, 8), box_dimension=(30, 70, 70))
+        constraint_file = ConstraintFile(center_gl_xyz=(0, 0, -5), box_transport_speed=10, no_grid_points=(16, 8, 8), box_size=(30, 70, 70))
         constraint_file.add_constraints([0,0,0], tu, subtract_mean=False)
         np.testing.assert_array_equal(constraint_file.constraints['u'][-1], (1, 5, 4, 5))
         
-        constraint_file = ConstraintFile(center_gl_xyz=(-5, 0, 0), box_transport_speed=10, no_grid_points=(16, 8, 8), box_dimension=(30, 70, 70))
+        constraint_file = ConstraintFile(center_gl_xyz=(-5, 0, 0), box_transport_speed=10, no_grid_points=(16, 8, 8), box_size=(30, 70, 70))
         constraint_file.add_constraints([0,0,0], tu, subtract_mean=False)
         np.testing.assert_array_equal(constraint_file.constraints['u'][-1], (1, 4, 5, 5))
         
-        constraint_file = ConstraintFile(center_gl_xyz=(0, 10, 0), box_transport_speed=10, no_grid_points=(16, 8, 8), box_dimension=(30, 70, 70))
+        constraint_file = ConstraintFile(center_gl_xyz=(0, 10, 0), box_transport_speed=10, no_grid_points=(16, 8, 8), box_size=(30, 70, 70))
         constraint_file.add_constraints([0,0,0], tu, subtract_mean=False)
         np.testing.assert_array_equal(constraint_file.constraints['u'][-1], (6, 5, 5, 5))
         
@@ -81,7 +81,7 @@ class TestConstraintFile(unittest.TestCase):
         tu = np.array([time, u]).T
         tuvw = np.array([time, u, v, w]).T
         glpos = (0, 0, -85)
-        constraint_file = ConstraintFile(center_gl_xyz=(0, 0, -85), box_transport_speed=10, no_grid_points=(16, 8, 8), box_dimension=(30, 70, 70))
+        constraint_file = ConstraintFile(center_gl_xyz=(0, 0, -85), box_transport_speed=10, no_grid_points=(16, 8, 8), box_size=(30, 70, 70))
         self.assertRaisesRegex(ValueError, "At time, t=0, global position \(0,0,-44\)", constraint_file.add_constraints, (0, 0, -85 + 35 + 6), tu)
         self.assertRaisesRegex(ValueError, "At time, t=0, global position \(0,0,-126\)", constraint_file.add_constraints, (0, 0, -85 - 35 - 6), tu)
         self.assertRaisesRegex(ValueError, "At time, t=0, global position \(-41,0,-85\)", constraint_file.add_constraints, (-35 - 6, 0, -85), tu)
@@ -90,18 +90,18 @@ class TestConstraintFile(unittest.TestCase):
         self.assertRaisesRegex(ValueError, "At time, t=2, global position \(0,-13,-85\)", constraint_file.add_constraints, (0, -13, -85), tu)
 
     def test_hawc2_cmd(self):
-        constraint_file = ConstraintFile(center_gl_xyz=(0, 0, -85), box_transport_speed=10, no_grid_points=(16, 8, 8), box_dimension=(30, 70, 70))
+        constraint_file = ConstraintFile(center_gl_xyz=(0, 0, -85), box_transport_speed=10, no_grid_points=(16, 8, 8), box_size=(30, 70, 70))
         mann = constraint_file.hawc2_mann_section("test",1)
         self.assertEqual(mann.box_dim_u.values, [16,1.875])
         
     def test_load(self):
-        constraint_file = ConstraintFile(center_gl_xyz=(-5, 4, -90), box_transport_speed=10, no_grid_points=(16, 8, 8), box_dimension=(30, 70, 70))
+        constraint_file = ConstraintFile(center_gl_xyz=(-5, 4, -90), box_transport_speed=10, no_grid_points=(16, 8, 8), box_size=(30, 70, 70))
         constraint_file.load(get_test_file('constraints_test.con'))
         with open(get_test_file('constraints_test.con')) as fid:
             self.assertEqual(str(constraint_file), fid.read())
         
     def test_time_series(self):
-        constraint_file = ConstraintFile(center_gl_xyz=(-5, 4, -90), box_transport_speed=10, no_grid_points=(16, 8, 8), box_dimension=(30, 70, 70))
+        constraint_file = ConstraintFile(center_gl_xyz=(-5, 4, -90), box_transport_speed=10, no_grid_points=(16, 8, 8), box_size=(30, 70, 70))
         constraint_file.load(get_test_file('constraints_test.con'))
         time,uvw = constraint_file.time_series(-4)
         u,v,w = uvw.T