diff --git a/env/simple_intersection/simple_intersection_env.py b/env/simple_intersection/simple_intersection_env.py
index 58ef9a3a5b9d7a36e9ca75f12d81f9ce7b238fa2..5e3355bc8d3b80df7d294bc0b5c774b34b6125bd 100644
--- a/env/simple_intersection/simple_intersection_env.py
+++ b/env/simple_intersection/simple_intersection_env.py
@@ -53,8 +53,9 @@ class SimpleIntersectionEnv(RoadEnv, EpisodicEnvBase):
     # can be set to a specific value which may be different than the default.
     # TODO: check _cost_weights in both here and ManeuverBase. The _cost_weights has to be substituted to here, but it doesn't sometimes.
     # TODO: set a functionality of setting _cost_weights for low and high level training separately.
-    _cost_weights = (10.0 * 1e-3, 10.0 * 1e-3, 0.25 * 1e-3, 1.0 * 1e-3,
-                     100.0 * 1e-3, 0.1 * 1e-3, 0.05 * 1e-3, 0.1 * 1e-3)
+    _cost_weights = (0, 0, 0, 0, 0, 0, 0, 0)
+                    #(10.0 * 1e-3, 10.0 * 1e-3, 0.25 * 1e-3, 1.0 * 1e-3,
+                    #100.0 * 1e-3, 0.1 * 1e-3, 0.05 * 1e-3, 0.1 * 1e-3)
 
     #TODO: Move this to constants
     # The empirical min and max of each term in the cost vector, which is used to normalize the values
diff --git a/options/simple_intersection/maneuver_base.py b/options/simple_intersection/maneuver_base.py
index 01e210db99ad439efea33561ba53cef298bf8193..e43b300a1a16dd7fa689e9c0a2692d81b4af221d 100644
--- a/options/simple_intersection/maneuver_base.py
+++ b/options/simple_intersection/maneuver_base.py
@@ -30,8 +30,9 @@ class ManeuverBase(EpisodicEnvBase):
     # as a negative reward, so a cost will be summed up to the reward
     # with subtraction.
     # TODO: remove or to provide additional functionality, keep _cost_weights in ManeuverBase here (see other TODOs in simple_intersection_env regarding _cost_weights).
-    _cost_weights = (10.0 * 1e-3, 10.0 * 1e-3, 0.25 * 1e-3, 1.0 * 1e-3,
-                     100.0 * 1e-3, 0.1 * 1e-3, 0.05 * 1e-3, 0.1 * 1e-3)
+    _cost_weights = (0, 0, 0, 0, 0, 0, 0, 0)
+            #(10.0 * 1e-3, 10.0 * 1e-3, 0.25 * 1e-3, 1.0 * 1e-3,
+            #100.0 * 1e-3, 0.1 * 1e-3, 0.05 * 1e-3, 0.1 * 1e-3)
 
     _extra_r_terminal = None
     _extra_r_on_timeout = None