diff --git a/menu/1_sign.md b/menu/1_sign.md
index 10d3684..ad588ad 100644
--- a/menu/1_sign.md
+++ b/menu/1_sign.md
@@ -7,9 +7,9 @@ published: true
 FOSSLight Hub 로그인 및 계정 등록 방법을 설명합니다.
 ```
 ## Sign In
-![SignIn](images/sign_in.png)
+![SignIn](images/1_sign_in.PNG)
 - 처음 접속하는 경우 Sign Up 버튼을 클릭하여 계정을 등록합니다.
 
 ## Sign Up 
-![SignUp](images/sign_up.png)  
+![SignUp](images/1_sign_up.PNG)  
 - FOSSLight Hub에 처음 접속하는 경우 계정을 등록합니다.
diff --git a/menu/images/1_sign_in.PNG b/menu/images/1_sign_in.PNG
new file mode 100644
index 0000000..bb5eeba
Binary files /dev/null and b/menu/images/1_sign_in.PNG differ
diff --git a/menu/images/1_sign_up.PNG b/menu/images/1_sign_up.PNG
new file mode 100644
index 0000000..6998a64
Binary files /dev/null and b/menu/images/1_sign_up.PNG differ