diff --git a/baselines/ppo2/test_microbatches.py b/baselines/ppo2/test_microbatches.py
index 291c2d2..829e0a9 100644
--- a/baselines/ppo2/test_microbatches.py
+++ b/baselines/ppo2/test_microbatches.py
@@ -25,10 +25,11 @@ def test_microbatches():
     env_test = DummyVecEnv([env_fn])
     sess_test = make_session(make_default=True, graph=tf.Graph())
     learn_fn(env=env_test, model_fn=partial(MicrobatchedModel, microbatch_size=2))
+    # learn_fn(env=env_test)
     vars_test = {v.name: sess_test.run(v) for v in tf.trainable_variables()}
 
     for v in vars_ref:
-        np.testing.assert_allclose(vars_ref[v], vars_test[v], atol=1e-3)
+        np.testing.assert_allclose(vars_ref[v], vars_test[v], atol=3e-3)
 
 if __name__ == '__main__':
     test_microbatches()