diff --git a/models/vocoders/gan/generator/melgan.py b/models/vocoders/gan/generator/melgan.py
index d13c5fe6..b6ecde2f 100644
--- a/models/vocoders/gan/generator/melgan.py
+++ b/models/vocoders/gan/generator/melgan.py
@@ -3,9 +3,6 @@
 # This source code is licensed under the MIT license found in the
 # LICENSE file in the root directory of this source tree.
 
-import torch
-import torch.nn as nn
-import torch.nn.functional as F
 import torch
 import torch.nn as nn
 import torch.nn.functional as F