diff --git a/src/main/java/com/ALGo/ALGo_server/authentication/Dto/TokenResponseDto.java b/src/main/java/com/ALGo/ALGo_server/authentication/Dto/TokenResponseDto.java
index 3d0c2ca..c0802cf 100644
--- a/src/main/java/com/ALGo/ALGo_server/authentication/Dto/TokenResponseDto.java
+++ b/src/main/java/com/ALGo/ALGo_server/authentication/Dto/TokenResponseDto.java
@@ -13,4 +13,5 @@ public class TokenResponseDto {
     private String grantType;
     private String jwtAccessToken;
     private String jwtRefreshToken;
+    private String language;
 }
diff --git a/src/main/java/com/ALGo/ALGo_server/authentication/Service/UserService.java b/src/main/java/com/ALGo/ALGo_server/authentication/Service/UserService.java
index e6378c2..ab49b9d 100644
--- a/src/main/java/com/ALGo/ALGo_server/authentication/Service/UserService.java
+++ b/src/main/java/com/ALGo/ALGo_server/authentication/Service/UserService.java
@@ -52,6 +52,7 @@ public TokenResponseDto login(LoginRequestDto requestDto){
 
         return TokenResponseDto.builder()
                 .grantType("Bearer")
+                .language(user.getLanguage())
                 .jwtAccessToken(accessToken)
                 .jwtRefreshToken(refreshToken)
                 .build();