diff --git a/PaddleSlim/run.sh b/PaddleSlim/run.sh
index 14b2b14af8613a854b806ad787002cc7aae23d65..791b42da93d9ffaeb2610cb3fca0e3430e1bf17a 100644
--- a/PaddleSlim/run.sh
+++ b/PaddleSlim/run.sh
@@ -2,8 +2,8 @@
 
 # download pretrain model
 root_url="http://paddle-imagenet-models-name.bj.bcebos.com"
-MobileNetV1="MobileNetV1_pretrained.zip"
-ResNet50="ResNet50_pretrained.zip"
+MobileNetV1="MobileNetV1_pretrained.tar"
+ResNet50="ResNet50_pretrained.tar"
 pretrain_dir='./pretrain'
 
 if [ ! -d ${pretrain_dir} ]; then
@@ -14,12 +14,12 @@ cd ${pretrain_dir}
 
 if [ ! -f ${MobileNetV1} ]; then
     wget ${root_url}/${MobileNetV1}
-    unzip ${MobileNetV1}
+    tar xf ${MobileNetV1}
 fi
 
 if [ ! -f ${ResNet50} ]; then
     wget ${root_url}/${ResNet50}
-    unzip ${ResNet50}
+    tar xf ${ResNet50}
 fi
 
 cd -