diff --git a/lib/model.py b/lib/model.py
index 8a25f46..d7b2b2e 100644
--- a/lib/model.py
+++ b/lib/model.py
@@ -315,7 +315,7 @@ def forward_d(self):
     def backward_g(self):
         """ Backpropagate through netG
         """
-        self.err_g_adv = self.l_adv(self.feat_fake, self.feat_real)
+        self.err_g_adv = self.l_adv(self.netd(self.input)[1], self.netd(self.fake)[1])
         self.err_g_con = self.l_con(self.fake, self.input)
         self.err_g_enc = self.l_enc(self.latent_o, self.latent_i)
         self.err_g = self.err_g_adv * self.opt.w_adv + \