diff --git a/comfy/ldm/audio/autoencoder.py b/comfy/ldm/audio/autoencoder.py
index e758b3ade..0daa6bd38 100644
--- a/comfy/ldm/audio/autoencoder.py
+++ b/comfy/ldm/audio/autoencoder.py
@@ -96,8 +96,9 @@ def get_activation(activation: Literal["elu", "snake", "none"], antialias=False,
     else:
         raise ValueError(f"Unknown activation {activation}")
 
-    if antialias:
-        act = Activation1d(act)
+    # todo: ??? Not existing
+    # if antialias:
+    #     act = Activation1d(act)
 
     return act
 
diff --git a/comfy/ldm/audio/dit.py b/comfy/ldm/audio/dit.py
index cf8bb89b8..89af9a62c 100644
--- a/comfy/ldm/audio/dit.py
+++ b/comfy/ldm/audio/dit.py
@@ -775,6 +775,8 @@ class AudioDiffusionTransformer(nn.Module):
         return_info=False,
         **kwargs):
 
+        info = None
+        output = None
         if cross_attn_cond is not None:
             cross_attn_cond = self.to_cond_embed(cross_attn_cond)
 
@@ -871,8 +873,10 @@ class AudioDiffusionTransformer(nn.Module):
         mask=None,
         return_info=False,
         control=None,
-        transformer_options={},
+        transformer_options=None,
         **kwargs):
+            if transformer_options is None:
+                transformer_options = {}
             return self._forward(
                 x,
                 timestep,