diff --git a/TTS/vocoder/layers/losses.py b/TTS/vocoder/layers/losses.py
index 34c2f9b7..34165cc7 100644
--- a/TTS/vocoder/layers/losses.py
+++ b/TTS/vocoder/layers/losses.py
@@ -5,12 +5,14 @@ from torch.nn import functional as F
 
 
 class TorchSTFT(nn.Module):  # pylint: disable=abstract-method
-    def __init__(self, n_fft, hop_length, win_length, window='hann_window'):
+    # TODO: move this to audio.py with a transparent torch API.
+    def __init__(self, n_fft, hop_length, win_length, pad_mode='reflect', window='hann_window'):
         """ Torch based STFT operation """
         super(TorchSTFT, self).__init__()
         self.n_fft = n_fft
         self.hop_length = hop_length
         self.win_length = win_length
+        self.pad_mode = pad_mode
         self.window = nn.Parameter(getattr(torch, window)(win_length),
                                    requires_grad=False)
 
@@ -22,7 +24,7 @@ class TorchSTFT(nn.Module):  # pylint: disable=abstract-method
                        self.win_length,
                        self.window,
                        center=True,
-                       pad_mode="reflect",  # compatible with audio.py
+                       pad_mode=self.pad_mode,  # needs to be compatible with audio.py
                        normalized=False,
                        onesided=True,
                        return_complex=False)