diff --git a/scripts/install/debian.sh b/scripts/install/debian.sh
index ea3761dd6..aa9449b76 100644
--- a/scripts/install/debian.sh
+++ b/scripts/install/debian.sh
@@ -12,6 +12,10 @@ LANG=en_US.UTF-8
 # WHITE='\e[1;37m'  # 白色
 # NC='\e[0m' # 没有颜色
 
+if grep -Eq "Debian" /etc/*-release && [ ! -f /bin/sh ]; then
+    ln -sf /bin/bash /bin/sh
+fi
+
 apt update -y
 
 
diff --git a/scripts/install/ubuntu.sh b/scripts/install/ubuntu.sh
index 6d4a66c2e..7b07815e1 100644
--- a/scripts/install/ubuntu.sh
+++ b/scripts/install/ubuntu.sh
@@ -3,6 +3,11 @@ PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin
 export PATH
 LANG=en_US.UTF-8
 
+if grep -Eq "Ubuntu" /etc/*-release && [ ! -f /bin/sh ]; then
+    sudo ln -sf /bin/bash /bin/sh
+    #sudo dpkg-reconfigure dash
+fi
+
 
 apt update -y
 
diff --git a/scripts/lib.sh b/scripts/lib.sh
index 5763c5b7b..b4806b295 100755
--- a/scripts/lib.sh
+++ b/scripts/lib.sh
@@ -222,14 +222,6 @@ echo -e "Install_Curl" >> ${libPath}/lib.pl
 }
 
 
-if grep -Eq "Ubuntu" /etc/*-release && [ ! -f /bin/sh ]; then
-    sudo ln -sf /bin/bash /bin/sh
-    #sudo dpkg-reconfigure dash
-fi
-
-if grep -Eq "Debian" /etc/*-release && [ ! -f /bin/sh ]; then
-    ln -sf /bin/bash /bin/sh
-fi
 
 _os=`uname`
 if [ ${_os} == "Darwin" ]; then