diff --git a/ppcls/configs/ImageNet/EfficientNet/EfficientNetB7.yaml b/ppcls/configs/ImageNet/EfficientNet/EfficientNetB7.yaml
index 83b36406d9117b5634dc094e8a6e93c3cafa277e..8f02cd278b1dc7f888fb9df60f13d7b0bfb260f8 100644
--- a/ppcls/configs/ImageNet/EfficientNet/EfficientNetB7.yaml
+++ b/ppcls/configs/ImageNet/EfficientNet/EfficientNetB7.yaml
@@ -107,7 +107,7 @@ DataLoader:
             order: ''
     sampler:
       name: DistributedBatchSampler
-      batch_size: 128
+      batch_size: 64
       drop_last: False
       shuffle: False
     loader: