diff --git a/src/main/java/com/example/neoul/service/UserService.java b/src/main/java/com/example/neoul/service/UserService.java
index 03cba85..9103388 100644
--- a/src/main/java/com/example/neoul/service/UserService.java
+++ b/src/main/java/com/example/neoul/service/UserService.java
@@ -94,6 +94,7 @@ public UserRes.UserDetailDto signup(UserReq.SignupUserDto signupUserDto) {
                 .name(signupUserDto.getName())
                 .phone(signupUserDto.getPhone())
                 .imageUrl(signupUserDto.getImageUrl())
+                .birth(signupUserDto.getBirth())
                 .authorities(Collections.singletonList(authority))
                 .build();