diff --git a/Software/Development/Language/Go/Package/Go_语言_flag_包基本使用.md b/Software/Development/Language/Go/Package/Go_语言_flag_包基本使用.md
index b061360..3657dfd 100644
--- a/Software/Development/Language/Go/Package/Go_语言_flag_包基本使用.md
+++ b/Software/Development/Language/Go/Package/Go_语言_flag_包基本使用.md
@@ -99,12 +99,12 @@ import (
     "fmt"
 )
 
-func usage(){
+func usage() {
   fmt.Println("nginx version v1.12")
   flag.PrintDefaults()
 }
 
-func main(){
+func main() {
     flag.Usage = usage
     flag.Parse()
 }