diff --git a/rvc/f0/e2e.py b/rvc/f0/e2e.py
index fbf65fd..5070a26 100644
--- a/rvc/f0/e2e.py
+++ b/rvc/f0/e2e.py
@@ -4,6 +4,7 @@ import torch.nn as nn
 
 from .deepunet import DeepUnet
 
+
 class E2E(nn.Module):
     def __init__(
         self,