diff --git a/01_basics/06_packages/myutils/utils.go b/01_basics/06_packages/myutils/utils.go
index f01dbc9..66a88ac 100644
--- a/01_basics/06_packages/myutils/utils.go
+++ b/01_basics/06_packages/myutils/utils.go
@@ -4,6 +4,7 @@ import "fmt"
 
 // 首字母大写的函数才能被外部包访问
 func Greet(name string) {
+	internalFunc()
 	fmt.Printf("Hello, %s!\n", name)
 }