diff --git a/.gitignore b/.gitignore
index 332d881..5d9b1bd 100755
--- a/.gitignore
+++ b/.gitignore
@@ -15,4 +15,8 @@
 
 logs/
 bin/
+fly.toml
 
+# build
+build/
+vendor/
diff --git a/main.go b/main.go
index 397f2be..827ec10 100755
--- a/main.go
+++ b/main.go
@@ -23,6 +23,6 @@ func main() {
 	flag.StringVar(&config.LdapAddr, "ldap-addr", "127.0.0.1:3890", "ldap address")
 	flag.StringVar(&config.LdapBaseDN, "ldap-base-dn", "dc=example,dc=com", "ldap base dn")
 	flag.Parse()
-
+	config.SetEnv()
 	socks.Start(config)
 }
diff --git a/socks/config.go b/socks/config.go
index 27dcb12..73c433d 100755
--- a/socks/config.go
+++ b/socks/config.go
@@ -1,5 +1,10 @@
 package socks
 
+import (
+	"fmt"
+	"os"
+)
+
 type Config struct {
 	LocalAddr   string
 	Username    string
@@ -16,3 +21,30 @@ type Config struct {
 	LdapAddr    string
 	LdapBaseDN  string
 }
+
+func(config *Config) SetEnv(){
+	localPort := os.Getenv("LOCAL_PORT")
+	if localPort != "" {
+		config.LocalAddr = fmt.Sprintf(":%v", localPort)
+	}
+	httpPort := os.Getenv("HTTP_PORT")
+	if httpPort != "" {
+		config.HttpAddr = fmt.Sprintf(":%v", httpPort)
+	}
+	username := os.Getenv("USERNAME")
+	if username != "" {
+		config.Username = username
+	}
+	password := os.Getenv("PASSWORD")
+	if password != "" {
+		config.Password = password
+	}
+	auto := os.Getenv("AUTO")
+	if auto == "true" {
+		config.TLSAuto = true
+	}
+	domain := os.Getenv("DOMAIN")
+	if domain != "" {
+		config.TLSDomain = domain
+	}
+}