diff --git a/cv/classification/resnest50/pytorch/train_resnest50_amp_dist.sh b/cv/classification/resnest50/pytorch/train_resnest50_amp_dist.sh
index af76da2a5e6c0f6a844d1d34773df719b5e56157..3331e037e5ee93655a0746ff4fb3c9f40252aeef 100755
--- a/cv/classification/resnest50/pytorch/train_resnest50_amp_dist.sh
+++ b/cv/classification/resnest50/pytorch/train_resnest50_amp_dist.sh
@@ -26,5 +26,5 @@ fi
 cd ${ROOT_DIR}
 python3  $PYTHONARG ${ROOT_DIR}/run_train.py \
 	--model resnest50 --dali --dali-cpu  --data-path $DATA_PATH \
-	--opt fused_sgd --batch-size 512 --lr 0.0125  \
+	--opt fused_sgd --batch-size 256 --lr 0.0125  \
 	--amp --nhwc "$@"
diff --git a/cv/classification/resnet50/pytorch/README.md b/cv/classification/resnet50/pytorch/README.md
index c388ce51cec2e50c43c1404bb6d5c5ede3cbe435..85bd0f571601058f1e1bf07ebddf4d7e59d90fd5 100644
--- a/cv/classification/resnet50/pytorch/README.md
+++ b/cv/classification/resnet50/pytorch/README.md
@@ -21,17 +21,17 @@ bash amp_1card.sh --data-path /path/to/imagenet
 ```
 ### Multiple GPUs on one machine
 ```bash
-bash fp32_4card.sh --data-path /path/to/imagenet
-bash fp32_8card.sh --data-path /path/to/imagenet
+bash fp32_4cards.sh --data-path /path/to/imagenet
+bash fp32_8cards.sh --data-path /path/to/imagenet
 ```
 ### Multiple GPUs on one machine (AMP)
 ```bash
-bash amp_4card.sh --data-path /path/to/imagenet
-bash amp_8card.sh --data-path /path/to/imagenet
+bash amp_4cards.sh --data-path /path/to/imagenet
+bash amp_8cards.sh --data-path /path/to/imagenet
 ```
 ### Multiple GPUs on two machines
 ```bash
-bash fp32_16card.sh --data-path /path/to/imagenet
+bash fp32_16cards.sh --data-path /path/to/imagenet
 ```
 
 ## Results on BI-V100