diff --git a/src/main/java/com/anywayclear/controller/DealController.java b/src/main/java/com/anywayclear/controller/DealController.java
index 99245f7..dc4dfa9 100644
--- a/src/main/java/com/anywayclear/controller/DealController.java
+++ b/src/main/java/com/anywayclear/controller/DealController.java
@@ -25,7 +25,7 @@ public ResponseEntity<Void> createDeal(@Valid @RequestBody DealCreateRequest req
     }
 
     @GetMapping
-    public ResponseEntity<DealResponseList> getDealList(@RequestParam(name = "nickname") String nickname) {
-        return ResponseEntity.ok(dealService.getDealList(nickname));
+    public ResponseEntity<DealResponseList> getDealList(@RequestParam(name = "userId") String userId) {
+        return ResponseEntity.ok(dealService.getDealList(userId));
     }
 }
diff --git a/src/main/java/com/anywayclear/controller/DibController.java b/src/main/java/com/anywayclear/controller/DibController.java
index 669db03..df979ad 100644
--- a/src/main/java/com/anywayclear/controller/DibController.java
+++ b/src/main/java/com/anywayclear/controller/DibController.java
@@ -15,8 +15,8 @@ public DibController(DibService dibService) {
     }
 
     @GetMapping
-    public ResponseEntity<DibResponseList> getDibList(@RequestParam(name = "nickname") String nickname) {
-        return ResponseEntity.ok(dibService.getDibList(nickname));
+    public ResponseEntity<DibResponseList> getDibList(@RequestParam(name = "userId") String userId) {
+        return ResponseEntity.ok(dibService.getDibList(userId));
     }
 
 }
diff --git a/src/main/java/com/anywayclear/controller/MemberController.java b/src/main/java/com/anywayclear/controller/MemberController.java
index b0ace0a..130d703 100644
--- a/src/main/java/com/anywayclear/controller/MemberController.java
+++ b/src/main/java/com/anywayclear/controller/MemberController.java
@@ -27,7 +27,7 @@ public ResponseEntity<Void> getMember(@Valid @RequestBody MemberCreateRequest re
     }
 
     @GetMapping
-    public ResponseEntity<MemberResponse> getMemberDetail(@RequestParam(name = "nickname") String nickname) {
-        return ResponseEntity.ok(memberService.getMemberByNickname(nickname));
+    public ResponseEntity<MemberResponse> getMemberDetail(@RequestParam(name = "userId") String userId) {
+        return ResponseEntity.ok(memberService.getMemberByUserId(userId));
     }
 }
diff --git a/src/main/java/com/anywayclear/controller/PointController.java b/src/main/java/com/anywayclear/controller/PointController.java
index 4ae2802..1e3b2dc 100644
--- a/src/main/java/com/anywayclear/controller/PointController.java
+++ b/src/main/java/com/anywayclear/controller/PointController.java
@@ -19,7 +19,7 @@ public PointController(PointService pointService) {
     }
 
     @GetMapping
-    public ResponseEntity<PointResponse> getPoint(@RequestParam(name = "nickname") String nickname) {
-        return ResponseEntity.ok(pointService.getPoint(nickname));
+    public ResponseEntity<PointResponse> getPoint(@RequestParam(name = "userId") String userId) {
+        return ResponseEntity.ok(pointService.getPoint(userId));
     }
 }
diff --git a/src/main/java/com/anywayclear/controller/SubscribeController.java b/src/main/java/com/anywayclear/controller/SubscribeController.java
index 358d2f5..5590a24 100644
--- a/src/main/java/com/anywayclear/controller/SubscribeController.java
+++ b/src/main/java/com/anywayclear/controller/SubscribeController.java
@@ -18,7 +18,7 @@ public SubscribeController(SubscribeService subscribeService) {
     }
 
     @GetMapping
-    public ResponseEntity<SubscribeResponseList> getSubscribeList(@RequestParam(name = "nickname") String nickname) {
-        return ResponseEntity.ok(subscribeService.getSubscribeList(nickname));
+    public ResponseEntity<SubscribeResponseList> getSubscribeList(@RequestParam(name = "userId") String userId) {
+        return ResponseEntity.ok(subscribeService.getSubscribeList(userId));
     }
 }
diff --git a/src/main/java/com/anywayclear/repository/MemberRepository.java b/src/main/java/com/anywayclear/repository/MemberRepository.java
index f3c66fa..eb601b6 100644
--- a/src/main/java/com/anywayclear/repository/MemberRepository.java
+++ b/src/main/java/com/anywayclear/repository/MemberRepository.java
@@ -8,6 +8,6 @@
 public interface MemberRepository extends JpaRepository<Member, String> {
     Optional<Member> findByEmailAddress(String emailAddress); // NullPointerException과 같은 예외를 방지하기 위해 Optional 사용
 
-    Optional<Member> findByNickname(String nickname); // 닉네임으로 멤버 객체 불러오기
+    Optional<Member> findByUserId(String userId); // 식별용 userId로 멤버 객체 불러오기
 
 }
diff --git a/src/main/java/com/anywayclear/service/DealService.java b/src/main/java/com/anywayclear/service/DealService.java
index d8193e3..dc491e9 100644
--- a/src/main/java/com/anywayclear/service/DealService.java
+++ b/src/main/java/com/anywayclear/service/DealService.java
@@ -30,8 +30,8 @@ public DealResponse getDeal(Long id) {
         return DealResponse.toResponse(deal);
     }
 
-    public DealResponseList getDealList(String nickname) {
-        Member member = memberRepository.findByNickname(nickname).orElseThrow(() -> new RuntimeException("해당 닉네임의 유저가 없습니다."));
+    public DealResponseList getDealList(String userId) {
+        Member member = memberRepository.findByUserId(userId).orElseThrow(() -> new RuntimeException("해당 userId의 유저가 없습니다."));
         List<Deal> dealList;
         if (member.getRole() == "ROLE_SELLER") { // 판매자 일 경우
             dealList = dealRepository.findAllBySeller(member);
diff --git a/src/main/java/com/anywayclear/service/DibService.java b/src/main/java/com/anywayclear/service/DibService.java
index feb1820..48e6b6f 100644
--- a/src/main/java/com/anywayclear/service/DibService.java
+++ b/src/main/java/com/anywayclear/service/DibService.java
@@ -31,8 +31,8 @@ public DibResponse getDib(Long id) {
         return DibResponse.toResponse(dib);
     }
 
-    public DibResponseList getDibList(String nickname) { // 찜 중인 농산물 리스트 반환
-        Member member = memberRepository.findByNickname(nickname).orElseThrow(() -> new RuntimeException("해당 닉네임의 유저가 없습니다."));
+    public DibResponseList getDibList(String userId) { // 찜 중인 농산물 리스트 반환
+        Member member = memberRepository.findByUserId(userId).orElseThrow(() -> new RuntimeException("해당 userId의 유저가 없습니다."));
         List<Dib> dibList = dibRepository.findAllByConsumer(member);
         return new DibResponseList(dibList);
     }
diff --git a/src/main/java/com/anywayclear/service/MemberService.java b/src/main/java/com/anywayclear/service/MemberService.java
index 3e2a7fa..08be1de 100644
--- a/src/main/java/com/anywayclear/service/MemberService.java
+++ b/src/main/java/com/anywayclear/service/MemberService.java
@@ -25,8 +25,8 @@ public MemberResponse getMember(String id) {
         return MemberResponse.toResponse(member);
     }
 
-    public MemberResponse getMemberByNickname(String nickname) {
-        Member member = memberRepository.findByNickname(nickname).orElseThrow(() -> new RuntimeException("해당 닉네임의 유저가 없습니다."));
+    public MemberResponse getMemberByUserId(String userId) {
+        Member member = memberRepository.findByUserId(userId).orElseThrow(() -> new RuntimeException("해당 userId의 유저가 없습니다."));
         return MemberResponse.toResponse(member);
     }
 }
diff --git a/src/main/java/com/anywayclear/service/PointService.java b/src/main/java/com/anywayclear/service/PointService.java
index 590d63b..e599b7e 100644
--- a/src/main/java/com/anywayclear/service/PointService.java
+++ b/src/main/java/com/anywayclear/service/PointService.java
@@ -18,9 +18,9 @@ public PointService(PointRepository pointRepository, MemberRepository memberRepo
         this.memberRepository = memberRepository;
     }
 
-    public PointResponse getPoint(String nickname) {
+    public PointResponse getPoint(String userId) {
         // 닉네임으로 검색해야 하기 때문에 멤버 리포지토리에서 멤버 객체를 불러옴
-        Member member = memberRepository.findByNickname(nickname).orElseThrow(() -> new RuntimeException("해당 닉네임의 유저가 없습니다."));
+        Member member = memberRepository.findByUserId(userId).orElseThrow(() -> new RuntimeException("해당 userId의 유저가 없습니다."));
         // 불러온 멤버 객체에서 포인트 객체 가져오기
         Point point = member.getPoint();
         return PointResponse.toResponse(point);
diff --git a/src/main/java/com/anywayclear/service/SubscribeService.java b/src/main/java/com/anywayclear/service/SubscribeService.java
index 6f3f377..4d225a0 100644
--- a/src/main/java/com/anywayclear/service/SubscribeService.java
+++ b/src/main/java/com/anywayclear/service/SubscribeService.java
@@ -30,8 +30,8 @@ public SubscribeResponse getSubscribe(Long id) {
         return SubscribeResponse.toResponse(subscribe);
     }
 
-    public SubscribeResponseList getSubscribeList(String nickname) {
-        Member member = memberRepository.findByNickname(nickname).orElseThrow(() -> new RuntimeException("해당 닉네임의 유저가 없습니다."));
+    public SubscribeResponseList getSubscribeList(String userId) {
+        Member member = memberRepository.findByUserId(userId).orElseThrow(() -> new RuntimeException("해당 userId의 유저가 없습니다."));
         List<Subscribe> subscribeList;
         if (member.getRole() == "ROLE_SELLER") { // 판매자 일 경우
             subscribeList = subscribeRepository.findAllBySeller(member);