diff --git a/shadowsocks-libev.sh b/shadowsocks-libev.sh
index de4da88..0fda7ca 100644
--- a/shadowsocks-libev.sh
+++ b/shadowsocks-libev.sh
@@ -298,8 +298,8 @@ function install_shadowsocks_libev(){
     pre_install
     download_files
     config_shadowsocks
-    install
     firewall_set
+    install
 }
 
 # Initialization step