diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/member/auth/AuthResponse.kt b/src/main/kotlin/kr/co/vividnext/sodalive/member/auth/AuthResponse.kt
new file mode 100644
index 0000000..b061dc6
--- /dev/null
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/member/auth/AuthResponse.kt
@@ -0,0 +1,3 @@
+package kr.co.vividnext.sodalive.member.auth
+
+data class AuthResponse(val gender: Int)
diff --git a/src/main/kotlin/kr/co/vividnext/sodalive/member/auth/AuthService.kt b/src/main/kotlin/kr/co/vividnext/sodalive/member/auth/AuthService.kt
index 87ef62d..53ce8de 100644
--- a/src/main/kotlin/kr/co/vividnext/sodalive/member/auth/AuthService.kt
+++ b/src/main/kotlin/kr/co/vividnext/sodalive/member/auth/AuthService.kt
@@ -73,7 +73,7 @@ class AuthService(
     }
 
     @Transactional
-    fun authenticate(certificate: AuthVerifyCertificate, memberId: Long) {
+    fun authenticate(certificate: AuthVerifyCertificate, memberId: Long): AuthResponse {
         val memberIds = repository.getActiveMemberIdsByDi(di = certificate.di)
         if (memberIds.size >= 3) {
             throw SodaException(
@@ -96,6 +96,7 @@ class AuthService(
             auth.member = member
 
             repository.save(auth)
+            return AuthResponse(gender = certificate.gender)
         } else {
             throw SodaException("${nowYear - 19}년 1월 1일 이전 출생자만 본인인증이 가능합니다.")
         }