diff --git a/config.json b/config.json
index 7c3a77d..835c35e 100644
--- a/config.json
+++ b/config.json
@@ -1,4 +1,4 @@
 {
     "server":":9999",
-    "upstreams": ["127.0.0.1:3000"]
+    "upstream": ["127.0.0.1:3000"]
 }
\ No newline at end of file
diff --git a/main.go b/main.go
index 0ae728f..d3030c3 100644
--- a/main.go
+++ b/main.go
@@ -6,7 +6,6 @@ import (
 	"net/url"
 	"net/http/httputil"
 	"log"
-	"flag"
 	"fmt"
 	"io/ioutil"
 	"os"
@@ -51,12 +50,6 @@ func startServer(server string, upstream []string) {
 }
 
 func main() {
-	server := flag.String("server", ":9999", "Your server")
-	upstream := flag.String("upstream", "127.0.0.1:3000", "upstream server")
-	flag.Parse()
-	fmt.Println(*server)
-	fmt.Println(*upstream)
-
 	file, err := ioutil.ReadFile("./config.json")
 	if err != nil {
 		fmt.Printf("File error: %v\n", err)
@@ -65,6 +58,8 @@ func main() {
 
 	var config Config
 	json.Unmarshal(file, &config)
+	fmt.Printf("%v", config.Upstream)
+	fmt.Printf("%v", config.Server)
 
     // startServer(*server, *upstream)
     startServer(config.Server, config.Upstream)