diff --git a/baselines/common/tests/util.py b/baselines/common/tests/util.py
index 51b9d0f..ce44d50 100644
--- a/baselines/common/tests/util.py
+++ b/baselines/common/tests/util.py
@@ -1,6 +1,5 @@
 import tensorflow as tf
 import numpy as np
-from gym.spaces import np_random
 from baselines.common.vec_env.dummy_vec_env import DummyVecEnv
 
 N_TRIALS = 10000
@@ -8,8 +7,6 @@ N_EPISODES = 100
 
 def simple_test(env_fn, learn_fn, min_reward_fraction, n_trials=N_TRIALS):
     np.random.seed(0)
-    np_random.seed(0)
-
     env = DummyVecEnv([env_fn])