diff --git a/model.py b/model.py
index ed35f1f..cd244bb 100644
--- a/model.py
+++ b/model.py
@@ -140,7 +140,7 @@ def forward(self, x):
         return out
 
 
-def ResNet50(num_classes=1000, resolution=(256, 256)):
+def ResNet50(num_classes=1000, resolution=(224, 224)):
     return ResNet(Bottleneck, [3, 4, 6, 3], num_classes=num_classes, resolution=resolution)