diff --git a/shadowsocks-go.sh b/shadowsocks-go.sh
index 9b6f8d6..4062d40 100644
--- a/shadowsocks-go.sh
+++ b/shadowsocks-go.sh
@@ -91,12 +91,12 @@ function pre_install(){
     # Set shadowsocks-go config port
     while true
     do
-    echo -e "Please input port for shadowsocks-go [1024-65535]:"
+    echo -e "Please input port for shadowsocks-go [1-65535]:"
     read -p "(Default port: 8989):" shadowsocksport
     [ -z "$shadowsocksport" ] && shadowsocksport="8989"
     expr $shadowsocksport + 0 &>/dev/null
     if [ $? -eq 0 ]; then
-        if [ $shadowsocksport -ge 1024 ] && [ $shadowsocksport -le 65535 ]; then
+        if [ $shadowsocksport -ge 1 ] && [ $shadowsocksport -le 65535 ]; then
             echo ""
             echo "---------------------------"
             echo "port = $shadowsocksport"
diff --git a/shadowsocks-libev-debian.sh b/shadowsocks-libev-debian.sh
index 81a936a..6e1ea75 100644
--- a/shadowsocks-libev-debian.sh
+++ b/shadowsocks-libev-debian.sh
@@ -57,12 +57,12 @@ function pre_install(){
     #Set shadowsocks-libev config port
     while true
     do
-    echo -e "Please input port for shadowsocks-libev [1024-65535]:"
+    echo -e "Please input port for shadowsocks-libev [1-65535]:"
     read -p "(Default port: 8989):" shadowsocksport
     [ -z "$shadowsocksport" ] && shadowsocksport="8989"
     expr $shadowsocksport + 0 &>/dev/null
     if [ $? -eq 0 ]; then
-        if [ $shadowsocksport -ge 1024 ] && [ $shadowsocksport -le 65535 ]; then
+        if [ $shadowsocksport -ge 1 ] && [ $shadowsocksport -le 65535 ]; then
             echo ""
             echo "---------------------------"
             echo "port = $shadowsocksport"
diff --git a/shadowsocks-libev.sh b/shadowsocks-libev.sh
index a3a9923..8d60b1b 100644
--- a/shadowsocks-libev.sh
+++ b/shadowsocks-libev.sh
@@ -72,12 +72,12 @@ function pre_install(){
     #Set shadowsocks-libev config port
     while true
     do
-    echo -e "Please input port for shadowsocks-libev [1024-65535]:"
+    echo -e "Please input port for shadowsocks-libev [1-65535]:"
     read -p "(Default port: 8989):" shadowsocksport
     [ -z "$shadowsocksport" ] && shadowsocksport="8989"
     expr $shadowsocksport + 0 &>/dev/null
     if [ $? -eq 0 ]; then
-        if [ $shadowsocksport -ge 1024 ] && [ $shadowsocksport -le 65535 ]; then
+        if [ $shadowsocksport -ge 1 ] && [ $shadowsocksport -le 65535 ]; then
             echo ""
             echo "---------------------------"
             echo "port = $shadowsocksport"
diff --git a/shadowsocks.sh b/shadowsocks.sh
index 52fbc4b..a8d8331 100644
--- a/shadowsocks.sh
+++ b/shadowsocks.sh
@@ -87,12 +87,12 @@ function pre_install(){
     # Set shadowsocks config port
     while true
     do
-    echo -e "Please input port for shadowsocks-python [1024-65535]:"
+    echo -e "Please input port for shadowsocks-python [1-65535]:"
     read -p "(Default port: 8989):" shadowsocksport
     [ -z "$shadowsocksport" ] && shadowsocksport="8989"
     expr $shadowsocksport + 0 &>/dev/null
     if [ $? -eq 0 ]; then
-        if [ $shadowsocksport -ge 1024 ] && [ $shadowsocksport -le 65535 ]; then
+        if [ $shadowsocksport -ge 1 ] && [ $shadowsocksport -le 65535 ]; then
             echo ""
             echo "---------------------------"
             echo "port = $shadowsocksport"