diff --git a/baselines/common/cmd_util.py b/baselines/common/cmd_util.py
index 3c9ce80..fb2f2db 100644
--- a/baselines/common/cmd_util.py
+++ b/baselines/common/cmd_util.py
@@ -15,6 +15,7 @@
 from baselines.common import set_global_seeds
 from baselines.common.atari_wrappers import make_atari, wrap_deepmind
 from baselines.common.vec_env.subproc_vec_env import SubprocVecEnv
+from baselines.common.vec_env.shmem_vec_env import ShmemVecEnv
 from baselines.common.vec_env.dummy_vec_env import DummyVecEnv
 from baselines.common import retro_wrappers
 from baselines.common.wrappers import ClipActionsWrapper
@@ -54,7 +55,7 @@ def make_thunk(rank, initializer=None):
 
     set_global_seeds(seed)
     if not force_dummy and num_env > 1:
-        return SubprocVecEnv([make_thunk(i + start_index, initializer=initializer) for i in range(num_env)])
+        return ShmemVecEnv([make_thunk(i + start_index, initializer=initializer) for i in range(num_env)])
     else:
         return DummyVecEnv([make_thunk(i + start_index, initializer=None) for i in range(num_env)])
 
diff --git a/baselines/ppo2/defaults.py b/baselines/ppo2/defaults.py
index d9931b5..cc7d4a2 100644
--- a/baselines/ppo2/defaults.py
+++ b/baselines/ppo2/defaults.py
@@ -80,8 +80,8 @@ def mara_lstm():
         total_timesteps = 1e8,
         save_interval = 10,
         env_name = 'MARARandomTarget-v0',
-        num_envs = 2,
+        num_envs = 8,
         transfer_path = None,
         # transfer_path = '/tmp/ros2learn/MARACollisionOrientRandomTarget-v0/ppo2_lstm/checkpoints/00090',
-        trained_path = '/home/rkojcev/MARA_NN/LSTM_no_pr/checkpoints/best'
+        trained_path = '/home/rkojcev/MARA_NN/lstm_server/best'
     )