diff --git a/shadowsocks b/shadowsocks
index 9c1e9b6..dd37f40 100644
--- a/shadowsocks
+++ b/shadowsocks
@@ -80,6 +80,7 @@ do_status(){
 
 do_restart(){
     do_stop
+    sleep 0.5
     do_start
 }
 
diff --git a/shadowsocks-debian b/shadowsocks-debian
index 7292380..d5dbbde 100644
--- a/shadowsocks-debian
+++ b/shadowsocks-debian
@@ -78,6 +78,7 @@ do_status(){
 
 do_restart(){
     do_stop
+    sleep 0.5
     do_start
 }
 
diff --git a/shadowsocks-go b/shadowsocks-go
index b2eadd1..9c391f0 100644
--- a/shadowsocks-go
+++ b/shadowsocks-go
@@ -103,6 +103,7 @@ do_stop() {
 
 do_restart() {
     do_stop
+    sleep 0.5
     do_start
 }
 
diff --git a/shadowsocks-go-debian b/shadowsocks-go-debian
index efcf413..f45da70 100644
--- a/shadowsocks-go-debian
+++ b/shadowsocks-go-debian
@@ -95,6 +95,7 @@ do_stop() {
 
 do_restart() {
     do_stop
+    sleep 0.5
     do_start
 }
 
diff --git a/shadowsocksR b/shadowsocksR
index 914b66a..bf148ae 100644
--- a/shadowsocksR
+++ b/shadowsocksR
@@ -76,6 +76,7 @@ do_status(){
 
 do_restart(){
     do_stop
+    sleep 0.5
     do_start
 }
 
diff --git a/shadowsocksR-debian b/shadowsocksR-debian
index a109007..7327546 100644
--- a/shadowsocksR-debian
+++ b/shadowsocksR-debian
@@ -74,6 +74,7 @@ do_status(){
 
 do_restart(){
     do_stop
+    sleep 0.5
     do_start
 }