diff --git a/codes/models/steps/progressive_zoom.py b/codes/models/steps/progressive_zoom.py
index f7661af8..c516e0bb 100644
--- a/codes/models/steps/progressive_zoom.py
+++ b/codes/models/steps/progressive_zoom.py
@@ -85,9 +85,12 @@ class ProgressiveGeneratorInjector(Injector):
             recurrent_hq = base_hq_out
             recurrent = base_recurrent
             for link in chain:  # Remember, `link` is a MultiscaleTreeNode.
+                top = int(link.top * h)
+                left = int(link.left * w)
+                recurrent = torch.nn.functional.interpolate(recurrent[:, :, top:top+h//2, left:left+w//2], scale_factor=2, mode="nearest")
                 if self.feed_gen_output_into_input:
-                    top = int(link.top * 2 * h)
-                    left = int(link.left * 2 * w)
+                    top *= 2
+                    left *= 2
                     lq_input = recurrent_hq[:, :, top:top+h, left:left+w]
                 else:
                     lq_input = lq_inputs[:, link.index]