diff --git a/BasicScientficResearch/ambertools-21/dependency/miniconda-py38_4.11.0-devel.sh b/BasicScientficResearch/ambertools-21/dependency/miniconda-py38_4.11.0-devel.sh
index fd5ee410a18ac774610d1ca25133f0bd08c37d65..f838667ae039a11d406b4b91256169d6f1d52960 100644
--- a/BasicScientficResearch/ambertools-21/dependency/miniconda-py38_4.11.0-devel.sh
+++ b/BasicScientficResearch/ambertools-21/dependency/miniconda-py38_4.11.0-devel.sh
@@ -30,7 +30,7 @@ wget -t 30 -c -P "$buildpath" https://repo.anaconda.com/miniconda/Miniconda3-py3
 sh "$buildpath"/Miniconda3-py38_4.11.0-Linux-aarch64.sh -b -p "$installpath"/miniconda3
 
 "$installpath"/miniconda3/condabin/conda install -y numpy scipy matplotlib setuptools
-"$installpath"/miniconda3/bin/pip3 install mpi4py
+"$installpath"/miniconda3/bin/pip3 install -i https://pypi.tuna.tsinghua.edu.cn/simple mpi4py
 
 cat >"$installpath/miniconda3/miniconda_py38_modulefiles" <<EOF
 #%Module1.0
diff --git a/BasicScientficResearch/ambertools-21/dependency/openblas-0.3.18.sh b/BasicScientficResearch/ambertools-21/dependency/openblas-0.3.18.sh
index 77fcc198422d80994be496ba4b761ba9aaf96756..703fdf0cf3fe0fc1e6a291ced4ea530f066b1ce5 100644
--- a/BasicScientficResearch/ambertools-21/dependency/openblas-0.3.18.sh
+++ b/BasicScientficResearch/ambertools-21/dependency/openblas-0.3.18.sh
@@ -16,7 +16,28 @@ if [[ ! "$2" =~ ^/.* || ! -d "$2" || "$2" = "/" ]]; then
     echo "请输入正确的安装路径"
     exit 1
 fi
-
+get_openblas(){
+    cnt=1
+    number=10
+    while [ $cnt -lt $number ]
+    do
+        set +e
+        echo "正在下载openblas,时间较长,请耐心等待......"
+        wget -c -P "$buildpath" https://github.com/xianyi/OpenBLAS/releases/download/v0.3.18/OpenBLAS-0.3.18.tar.gz
+        result_code=$?
+        if [ $result_code -ne 0 ];then
+            cnt=$((cnt+1))
+        else
+            echo "下载openblas成功"
+            break
+        fi
+    done
+    if [ $cnt -eq $number ];then
+        echo "下载openblas失败,请重新执行脚本"
+        exit
+    fi
+    set -e
+}
 buildpath=$1
 installpath=$2
 if [[ "$1" =~ .*/$ ]]; then buildpath=${buildpath%/*}; fi
@@ -24,7 +45,7 @@ if [[ "$2" =~ .*/$ ]]; then installpath=${installpath%/*}; fi
 [[ "$buildpath" == "$installpath" ]] && echo "构建路径与安装路径需为不同路径" && exit 1
 set -e 
 yum install -y wget tar cmake environment-modules --nogpgcheck
-wget -t 30 -c -P "$buildpath" https://github.com/xianyi/OpenBLAS/releases/download/v0.3.18/OpenBLAS-0.3.18.tar.gz
+get_openblas
 tar xf "$buildpath"/OpenBLAS-0.3.18.tar.gz -C "$buildpath" && rm -rf "$buildpath"/OpenBLAS-0.3.18.tar.gz
 cd "$buildpath"/OpenBLAS-0.3.18 || exit