diff --git a/Dockerfile b/Dockerfile
index 102e042..10ae0ca 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -23,7 +23,7 @@ ARG PIP_INDEX_URL="https://mirrors.tuna.tsinghua.edu.cn/pypi/web/simple"
 ENV DEBIAN_FRONTEND=noninteractive
 
 RUN apt-get update -y && \
-    apt-get install -y python3-pip git vim net-tools && \
+    apt-get install -y python3-pip git vim wget net-tools && \
     rm -rf /var/cache/apt/* && \
     rm -rf /var/lib/apt/lists/*
 
diff --git a/pta_install.sh b/pta_install.sh
index b37ba64..8ca7db0 100755
--- a/pta_install.sh
+++ b/pta_install.sh
@@ -1,4 +1,5 @@
 #!/bin/bash
+set -ex
 mkdir pta
 cd pta || exit
 wget https://pytorch-package.obs.cn-north-4.myhuaweicloud.com/pta/Daily/v2.5.1/20250226.4/pytorch_v2.5.1_py310.tar.gz
@@ -8,7 +9,7 @@ if [ "$(uname -i)" == "aarch64" ]
 then
     pip install ./torch_npu-2.5.1.dev20250226-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl
 else
-    pip install ./torch_npu-2.5.1.dev20250226-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl
+    pip install ./torch_npu-2.5.1.dev20250226-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl --extra-index https://download.pytorch.org/whl/cpu/
 fi
 
 cd ..