diff --git a/src/imitation/policies/base.py b/src/imitation/policies/base.py
index ba1f550df..278530ac3 100644
--- a/src/imitation/policies/base.py
+++ b/src/imitation/policies/base.py
@@ -101,7 +101,7 @@ class FeedForward32Policy(policies.ActorCriticPolicy):
 
     def __init__(self, *args, **kwargs):
         """Builds FeedForward32Policy; arguments passed to `ActorCriticPolicy`."""
-        super().__init__(*args, **kwargs, net_arch=[32, 32])
+        super().__init__(*args, **kwargs)
 
 
 class SAC1024Policy(sac_policies.SACPolicy):
@@ -117,7 +117,7 @@ class SAC1024Policy(sac_policies.SACPolicy):
 
     def __init__(self, *args, **kwargs):
         """Builds SAC1024Policy; arguments passed to `SACPolicy`."""
-        super().__init__(*args, **kwargs, net_arch=[1024, 1024])
+        super().__init__(*args, **kwargs)
 
 
 class NormalizeFeaturesExtractor(torch_layers.FlattenExtractor):