diff --git a/stargan/solver.py b/stargan/solver.py
index 76c97fe..86bfdd0 100644
--- a/stargan/solver.py
+++ b/stargan/solver.py
@@ -609,18 +609,18 @@ class Solver(object):
             # Translate images.
             x_fake_list = [x_real]
 
-            x_advs = {}
+            x_advs = []
             if i == 0:
-                for c_trg in c_trg_list:
+                for idx, c_trg in enumerate(c_trg_list):
                     x_adv, perturb = pgd_attack.perturb(x_real, black, c_trg)
-                    x_advs[c_trg] = x_adv, perturb
+                    x_advs.append(x_adv, perturb)
 
-            for c_trg in c_trg_list:
+            for idx, c_trg in enumerate(c_trg_list):
                 with torch.no_grad():
                     gen_noattack, gen_noattack_feats = self.G(x_real, c_trg)
                 # Attack
                 # x_adv, perturb = pgd_attack.perturb(x_real, black, c_trg)
-                _, perturb = x_advs[c_trg]
+                _, perturb = x_advs[idx]
                 x_adv = x_real + perturb
                 # x_adv = self.blur_tensor(x_adv)