diff --git a/mysql-5.7.38/install-db.sh b/mysql-5.7.38/install-db.sh
index 0d4e034..77a7df9 100644
--- a/mysql-5.7.38/install-db.sh
+++ b/mysql-5.7.38/install-db.sh
@@ -422,11 +422,11 @@ DB_Dependent() {
     export DEBIAN_FRONTEND=noninteractive
     apt-get update -y
     [[ $? -ne 0 ]] && apt-get update --allow-releaseinfo-change -y
-    for removepackages in mysql-client mysql-server mysql-common mysql-server-core-5.5 mysql-client-5.5 mariadb-client mariadb-server mariadb-common; do apt-get purge -y $removepackages; done
+    apt-get purge -y mysql-client mysql-server mysql-common mysql-server-core-5.5 mysql-client-5.5 mariadb-client mariadb-server mariadb-common
     dpkg -l | grep mysql
     dpkg -P mysql-server mysql-common libmysqlclient15off libmysqlclient15-dev
     dpkg -P mariadb-client mariadb-server mariadb-common
-    for packages in debian-keyring debian-archive-keyring build-essential gcc g++ make cmake autoconf automake wget openssl libssl-dev zlib1g zlib1g-dev libncurses5 libncurses5-dev bison libaio-dev libtirpc-dev libsasl2-dev pkg-config libpcre2-dev libxml2-dev libtinfo-dev libnuma-dev gnutls-dev; do apt-get --no-install-recommends install -y $packages; done
+    apt-get --no-install-recommends install -y  debian-keyring debian-archive-keyring build-essential gcc g++ make cmake autoconf automake wget openssl libssl-dev zlib1g zlib1g-dev libncurses5 libncurses5-dev bison libaio-dev libtirpc-dev libsasl2-dev pkg-config libpcre2-dev libxml2-dev libtinfo-dev libnuma-dev gnutls-dev
   fi
 }
 
@@ -664,12 +664,14 @@ TempMycnf_Clean() {
 
 Modify_Source()
 {
+    
     if [ "${DISTRO}" = "RHEL" ]; then
         RHEL_Modify_Source
     elif [ "${DISTRO}" = "Ubuntu" ]; then
         Ubuntu_Modify_Source
-        apt update -y
-        apt install -y wget
+        echo install wget curl
+        apt-get update
+        apt-get install -y --no-install-recommends ca-certificates wget curl
     elif [ "${DISTRO}" = "CentOS" ]; then
         CentOS6_Modify_Source
         CentOS8_Modify_Source
@@ -771,6 +773,7 @@ Ubuntu_Modify_Source()
     elif grep -Eqi "21.10" /etc/*-release || echo "${Ubuntu_Version}" | grep -Eqi '^21.10'; then
         Ubuntu_Deadline impish
     fi
+    echo ${OldReleasesURL} ${CodeName} ======================
     if [ "${CodeName}" != "" ]; then
         \cp /etc/apt/sources.list /etc/apt/sources.list.$(date +"%Y%m%d")
         cat > /etc/apt/sources.list<<EOF
@@ -911,9 +914,7 @@ Install_Database() {
   echo "============================check files=================================="
 
   Echo_Blue "Install dependent packages..."
-  Get_Dist_Version
-  Modify_Source
-  DB_Dependent
+  #DB_Dependent
   Check_Openssl
   if [ "${DBSelect}" = "1" ]; then
     Install_MySQL_51
@@ -949,8 +950,6 @@ Install_Only_Database() {
   echo "|           For more information please visit https://lnmp.org          |"
   echo "+-----------------------------------------------------------------------+"
 
-  Get_Dist_Name
-  Modify_Source
   Check_DB
   if [ "${DB_Name}" != "None" ]; then
     echo "You have install ${DB_Name}!"
@@ -979,5 +978,12 @@ cur_dir=$(pwd)
 Download_Mirror='https://soft.vpser.net'
 MySQL_Data_Dir='/var/lib/mysql'
 
-Install_Only_Database
+Get_Dist_Name
+Get_Dist_Version
+#Modify_Source
+#DB_Dependent
+#Install_Only_Database
+$1
+$2
+