diff --git a/src/main/kotlin/com/poseplz/server/application/auth/LoginApplicationService.kt b/src/main/kotlin/com/poseplz/server/application/auth/LoginApplicationService.kt
index f5d4605..a87b0d4 100644
--- a/src/main/kotlin/com/poseplz/server/application/auth/LoginApplicationService.kt
+++ b/src/main/kotlin/com/poseplz/server/application/auth/LoginApplicationService.kt
@@ -18,14 +18,12 @@ class LoginApplicationService(
         val authenticatedProviderIdentifier = resolveLoginService(loginRequestVo).getProviderUserId(loginRequestVo)
         val member = (memberService.findByProviderIdentifier(authenticatedProviderIdentifier)
             ?: memberService.create(authenticatedProviderIdentifier))
-        if (member.name == null) {
-            member.name = providerUserNameService.getProviderUserName(loginRequestVo)
-        }
-        if (member.profileImageUrl == null) {
-            member.profileImageUrl = providerUserProfileImageService.getProviderUserProfileImage(loginRequestVo)
-        }
-        member.profileImageUrl?.run {
-            member.profileImageUrl = providerUserProfileImageService.getProviderUserProfileImage(loginRequestVo)
+        if (member.name == null || member.profileImageUrl == null) {
+            memberService.update(
+                memberId = member.memberId,
+                name = providerUserNameService.getProviderUserName(member.providerIdentifier),
+                profileImageUrl = providerUserProfileImageService.getProviderUserProfileImage(member.providerIdentifier)
+            )
         }
         return LoginResponseVo(
             memberVo = MemberVo.from(member),
diff --git a/src/main/kotlin/com/poseplz/server/application/auth/ProviderUserNameService.kt b/src/main/kotlin/com/poseplz/server/application/auth/ProviderUserNameService.kt
index 69feb92..ffc7387 100644
--- a/src/main/kotlin/com/poseplz/server/application/auth/ProviderUserNameService.kt
+++ b/src/main/kotlin/com/poseplz/server/application/auth/ProviderUserNameService.kt
@@ -1,6 +1,8 @@
 package com.poseplz.server.application.auth
 
+import com.poseplz.server.domain.member.ProviderIdentifier
+
 interface ProviderUserNameService {
-    fun getProviderUserName(loginRequestVo: LoginRequestVo): String?
-    fun supports(loginRequestVo: LoginRequestVo): Boolean
+    fun getProviderUserName(providerIdentifier: ProviderIdentifier): String?
+    fun supports(providerIdentifier: ProviderIdentifier): Boolean
 }
diff --git a/src/main/kotlin/com/poseplz/server/application/auth/ProviderUserProfileImageService.kt b/src/main/kotlin/com/poseplz/server/application/auth/ProviderUserProfileImageService.kt
index 03eb034..cf44e0c 100644
--- a/src/main/kotlin/com/poseplz/server/application/auth/ProviderUserProfileImageService.kt
+++ b/src/main/kotlin/com/poseplz/server/application/auth/ProviderUserProfileImageService.kt
@@ -1,6 +1,8 @@
 package com.poseplz.server.application.auth
 
+import com.poseplz.server.domain.member.ProviderIdentifier
+
 interface ProviderUserProfileImageService {
-    fun getProviderUserProfileImage(loginRequestVo: LoginRequestVo): String?
-    fun supports(loginRequestVo: LoginRequestVo): Boolean
+    fun getProviderUserProfileImage(providerIdentifier: ProviderIdentifier): String?
+    fun supports(providerIdentifier: ProviderIdentifier): Boolean
 }
diff --git a/src/main/kotlin/com/poseplz/server/domain/member/MemberService.kt b/src/main/kotlin/com/poseplz/server/domain/member/MemberService.kt
index c5062d8..6ff3bd7 100644
--- a/src/main/kotlin/com/poseplz/server/domain/member/MemberService.kt
+++ b/src/main/kotlin/com/poseplz/server/domain/member/MemberService.kt
@@ -7,6 +7,12 @@ import org.springframework.transaction.annotation.Transactional
 interface MemberService {
     fun create(providerIdentifier: ProviderIdentifier): Member
 
+    fun update(
+        memberId: Long,
+        name: String?,
+        profileImageUrl: String?,
+    ): Member
+
     fun findById(memberId: Long): Member?
 
     fun findByProviderIdentifier(providerIdentifier: ProviderIdentifier): Member?
@@ -26,6 +32,20 @@ class MemberServiceImpl(
         return memberRepository.save(member)
     }
 
+    @Transactional
+    override fun update(
+        memberId: Long,
+        name: String?,
+        profileImageUrl: String?
+    ): Member {
+        return memberRepository.findByIdOrNull(memberId)
+            ?.apply {
+                this.name = name
+                this.profileImageUrl = profileImageUrl
+            }
+            ?: throw MemberNotFoundException("존재하지 않는 회원입니다. memberId: $memberId")
+    }
+
     override fun findById(memberId: Long): Member? {
         return memberRepository.findByIdOrNull(memberId)
     }
diff --git a/src/main/kotlin/com/poseplz/server/infrastructure/kakao/KakaoAdminSdkClient.kt b/src/main/kotlin/com/poseplz/server/infrastructure/kakao/KakaoAdminSdkClient.kt
index f240356..fb3cd14 100644
--- a/src/main/kotlin/com/poseplz/server/infrastructure/kakao/KakaoAdminSdkClient.kt
+++ b/src/main/kotlin/com/poseplz/server/infrastructure/kakao/KakaoAdminSdkClient.kt
@@ -17,7 +17,7 @@ class KakaoAdminApiClient(
 
         return try {
             val responseEntity = kakaoAdminRestTemplate.getForEntity(
-                UriComponentsBuilder.fromHttpUrl("https://kapi.kakao.com/v1/user/me")
+                UriComponentsBuilder.fromHttpUrl("https://kapi.kakao.com/v2/user/me")
                     .queryParam("target_id_type", "user_id")
                     .queryParam("target_id", kakaoUserId)
                     .build()
diff --git a/src/main/kotlin/com/poseplz/server/infrastructure/kakao/KakaoUserMeResponse.kt b/src/main/kotlin/com/poseplz/server/infrastructure/kakao/KakaoUserMeResponse.kt
index e116d2d..d3a120c 100644
--- a/src/main/kotlin/com/poseplz/server/infrastructure/kakao/KakaoUserMeResponse.kt
+++ b/src/main/kotlin/com/poseplz/server/infrastructure/kakao/KakaoUserMeResponse.kt
@@ -17,7 +17,7 @@ data class KakaoAccount (
 
 data class KakaoProfile (
     @JsonProperty("nickname")
-    val nickName: String?,
+    val nickname: String?,
     @JsonProperty("thumbnail_image_url")
     val thumbnailImageUrl: String?,
     @JsonProperty("profile_image_url")
diff --git a/src/main/kotlin/com/poseplz/server/infrastructure/kakao/KakaoUserNameService.kt b/src/main/kotlin/com/poseplz/server/infrastructure/kakao/KakaoUserNameService.kt
index 6670d6e..3eeb393 100644
--- a/src/main/kotlin/com/poseplz/server/infrastructure/kakao/KakaoUserNameService.kt
+++ b/src/main/kotlin/com/poseplz/server/infrastructure/kakao/KakaoUserNameService.kt
@@ -1,21 +1,21 @@
 package com.poseplz.server.infrastructure.kakao
 
-import com.poseplz.server.application.auth.LoginRequestVo
 import com.poseplz.server.application.auth.ProviderUserNameService
+import com.poseplz.server.domain.member.ProviderIdentifier
 import com.poseplz.server.domain.member.ProviderType
 import org.springframework.stereotype.Service
 
 @Service
 class KakaoUserNameService(
-    private val kakaoApiClient: KakaoApiClient,
+    private val kakaoAdminApiClient: KakaoAdminApiClient,
 ) : ProviderUserNameService {
-    override fun getProviderUserName(loginRequestVo: LoginRequestVo): String? {
-        return kakaoApiClient.getKakaoUserInfo(loginRequestVo.providerUserCredential!!)
+    override fun getProviderUserName(providerIdentifier: ProviderIdentifier): String? {
+        return kakaoAdminApiClient.getUserInfo(providerIdentifier.providerUserId)
             .kakaoAccount
             ?.profile
-            ?.nickName
+            ?.nickname
     }
 
-    override fun supports(loginRequestVo: LoginRequestVo) =
-        loginRequestVo.providerType == ProviderType.KAKAO
+    override fun supports(providerIdentifier: ProviderIdentifier) =
+        providerIdentifier.providerType == ProviderType.KAKAO
 }
diff --git a/src/main/kotlin/com/poseplz/server/infrastructure/kakao/KakaoUserProfileImageService.kt b/src/main/kotlin/com/poseplz/server/infrastructure/kakao/KakaoUserProfileImageService.kt
index ba6e88a..86f1d45 100644
--- a/src/main/kotlin/com/poseplz/server/infrastructure/kakao/KakaoUserProfileImageService.kt
+++ b/src/main/kotlin/com/poseplz/server/infrastructure/kakao/KakaoUserProfileImageService.kt
@@ -1,21 +1,21 @@
 package com.poseplz.server.infrastructure.kakao
 
-import com.poseplz.server.application.auth.LoginRequestVo
 import com.poseplz.server.application.auth.ProviderUserProfileImageService
+import com.poseplz.server.domain.member.ProviderIdentifier
 import com.poseplz.server.domain.member.ProviderType
 import org.springframework.stereotype.Service
 
 @Service
 class KakaoUserProfileImageService(
-    private val kakaoApiClient: KakaoApiClient,
+    private val kakaoAdminApiClient: KakaoAdminApiClient,
 ) : ProviderUserProfileImageService {
-    override fun getProviderUserProfileImage(loginRequestVo: LoginRequestVo): String? {
-        return kakaoApiClient.getKakaoUserInfo(loginRequestVo.providerUserCredential!!)
+    override fun getProviderUserProfileImage(providerIdentifier: ProviderIdentifier): String? {
+        return kakaoAdminApiClient.getUserInfo(providerIdentifier.providerUserId)
             .kakaoAccount
             ?.profile
             ?.profileImageUrl
     }
 
-    override fun supports(loginRequestVo: LoginRequestVo) =
-        loginRequestVo.providerType == ProviderType.KAKAO
+    override fun supports(providerIdentifier: ProviderIdentifier) =
+        providerIdentifier.providerType == ProviderType.KAKAO
 }