diff --git a/mjx/mujoco/mjx/integration_test/collision_driver_test.py b/mjx/mujoco/mjx/integration_test/collision_driver_test.py
index c5015446..d49ef10a 100644
--- a/mjx/mujoco/mjx/integration_test/collision_driver_test.py
+++ b/mjx/mujoco/mjx/integration_test/collision_driver_test.py
@@ -41,7 +41,7 @@ def _assert_attr_eq(mjx_d, mj_d, attr, name, atol):
   np.testing.assert_allclose(mjx_d, mj_d, err_msg=err_msg, atol=atol)
 
 
-class CollisionDriverTest(parameterized.TestCase):
+class CollisionDriverIntegrationTest(parameterized.TestCase):
 
   @parameterized.parameters(list(range(256)))
   def test_collision_driver(self, seed):
diff --git a/mjx/mujoco/mjx/integration_test/forward_test.py b/mjx/mujoco/mjx/integration_test/forward_test.py
index bff9ed8b..6fa913c4 100644
--- a/mjx/mujoco/mjx/integration_test/forward_test.py
+++ b/mjx/mujoco/mjx/integration_test/forward_test.py
@@ -30,7 +30,7 @@ def _assert_attr_eq(a, b, attr, step, fname, atol=1e-3, rtol=1e-3):
   np.testing.assert_allclose(a, b, err_msg=err_msg, atol=atol, rtol=rtol)
 
 
-class ActuationTest(parameterized.TestCase):
+class ActuationIntegrationTest(parameterized.TestCase):
 
   @parameterized.parameters(list(range(30)))
   def test_actuation(self, seed):
diff --git a/mjx/mujoco/mjx/integration_test/smooth_test.py b/mjx/mujoco/mjx/integration_test/smooth_test.py
index 92284565..c924e005 100644
--- a/mjx/mujoco/mjx/integration_test/smooth_test.py
+++ b/mjx/mujoco/mjx/integration_test/smooth_test.py
@@ -34,7 +34,7 @@ def _assert_attr_eq(a, b, attr, step, fname, atol=1e-5, rtol=1e-5):
   np.testing.assert_allclose(a, b, err_msg=err_msg, atol=atol, rtol=rtol)
 
 
-class TransmissionTest(parameterized.TestCase):
+class TransmissionIntegrationTest(parameterized.TestCase):
 
   @parameterized.parameters(list(range(30)))
   def test_transmission(self, seed):