diff --git a/models.py b/models.py
index 87026d3..a8e1e9f 100644
--- a/models.py
+++ b/models.py
@@ -62,7 +62,7 @@ class DurationDiscriminator(nn.Module): #vits2
 
   def forward(self, x, x_mask, dur_r, dur_hat, g=None):
     x = torch.detach(x)
-     if g is not None:
+    if g is not None:
        g = torch.detach(g)
        x = x + self.cond(g)
     x = self.conv_1(x * x_mask)