diff --git a/src/main/java/be/dash/dashserver/api/core/member/MemberFacade.java b/src/main/java/be/dash/dashserver/api/core/member/MemberFacade.java
index 1ecfaa2..0ba9390 100644
--- a/src/main/java/be/dash/dashserver/api/core/member/MemberFacade.java
+++ b/src/main/java/be/dash/dashserver/api/core/member/MemberFacade.java
@@ -4,7 +4,6 @@
 import java.util.List;
 import org.springframework.stereotype.Component;
 import org.springframework.transaction.annotation.Transactional;
-
 import be.dash.dashserver.api.core.member.dto.MyLessonResponse;
 import be.dash.dashserver.api.core.member.dto.MyLessonsResponse;
 import be.dash.dashserver.api.core.member.dto.ReservationDetailedResponse;
@@ -55,7 +54,7 @@ public MyLessonDetailedResponse getMyLesson(long memberId, long lessonId) {
                 .map(Student::getId)
                 .toList();
         List<LocalDateTime> reservationDateTimes = reservations.getCreatedAt();
-        List<Member> members = memberService.findAllByIds(studentIds);
+        List<Member> members = memberService.findAllByStudentIds(studentIds);
         return MyLessonDetailedResponse.from(lesson, members, reservationDateTimes);
     }
 }
diff --git a/src/main/java/be/dash/dashserver/core/domain/lesson/service/LessonService.java b/src/main/java/be/dash/dashserver/core/domain/lesson/service/LessonService.java
index ca13e6b..eb93e5e 100644
--- a/src/main/java/be/dash/dashserver/core/domain/lesson/service/LessonService.java
+++ b/src/main/java/be/dash/dashserver/core/domain/lesson/service/LessonService.java
@@ -16,9 +16,9 @@
 import be.dash.dashserver.core.domain.member.service.MemberRepository;
 import be.dash.dashserver.core.domain.teacher.Teacher;
 import be.dash.dashserver.core.domain.teacher.service.TeacherRepository;
-import be.dash.dashserver.core.log.annotation.Trace;
 import be.dash.dashserver.core.exception.ForbiddenException;
 import be.dash.dashserver.core.exception.NotFoundException;
+import be.dash.dashserver.core.log.annotation.Trace;
 import lombok.RequiredArgsConstructor;
 
 @Trace
@@ -47,7 +47,7 @@ public void createLesson(CreateLessonCommand command) {
         lessonRepository.save(lesson);
     }
 
-    public Lessons getRecommendationLessons(long memberId, LessonSortOption lessonSortOption) {
+    public Lessons getRecommendationLessons(Long memberId, LessonSortOption lessonSortOption) {
         if (isGuest(memberId)) {
             Lessons lessons = new Lessons(lessonRepository.findActiveLessons(LocalDateTime.now()));
             return lessons.sort(lessonSortOption);
@@ -59,7 +59,7 @@ public Lessons getRecommendationLessons(long memberId, LessonSortOption lessonSo
         return lessons.sort(lessonSortOption);
     }
 
-    private boolean isGuest(long memberId) {
+    private boolean isGuest(Long memberId) {
         return Objects.isNull(memberId);
     }
 
diff --git a/src/main/java/be/dash/dashserver/core/domain/member/service/MemberRepository.java b/src/main/java/be/dash/dashserver/core/domain/member/service/MemberRepository.java
index 01702b7..2451c2b 100644
--- a/src/main/java/be/dash/dashserver/core/domain/member/service/MemberRepository.java
+++ b/src/main/java/be/dash/dashserver/core/domain/member/service/MemberRepository.java
@@ -26,5 +26,5 @@ public interface MemberRepository {
 
     void updateRole(Long id, Role role);
 
-    List<Member> findAllByIds(List<Long> memberIds);
+    List<Member> findAllByStudentIds(List<Long> studentIds);
 }
diff --git a/src/main/java/be/dash/dashserver/core/domain/member/service/MemberService.java b/src/main/java/be/dash/dashserver/core/domain/member/service/MemberService.java
index 1fdea8d..02dcc29 100644
--- a/src/main/java/be/dash/dashserver/core/domain/member/service/MemberService.java
+++ b/src/main/java/be/dash/dashserver/core/domain/member/service/MemberService.java
@@ -74,7 +74,7 @@ public Teacher findTeacherByMemberId(Long memberId) {
                 .orElseThrow(() -> new ForbiddenException("해당하는 선생님을 찾을 수 없습니다."));
     }
 
-    public List<Member> findAllByIds(List<Long> memberIds) {
-        return memberRepository.findAllByIds(memberIds);
+    public List<Member> findAllByStudentIds(List<Long> studentIds) {
+        return memberRepository.findAllByStudentIds(studentIds);
     }
 }
diff --git a/src/main/java/be/dash/dashserver/database/core/member/MemberRepositoryAdapter.java b/src/main/java/be/dash/dashserver/database/core/member/MemberRepositoryAdapter.java
index 24aaffd..23bc810 100644
--- a/src/main/java/be/dash/dashserver/database/core/member/MemberRepositoryAdapter.java
+++ b/src/main/java/be/dash/dashserver/database/core/member/MemberRepositoryAdapter.java
@@ -102,7 +102,10 @@ public void updateRole(Long id, Role role) {
     }
 
     @Override
-    public List<Member> findAllByIds(List<Long> memberIds) {
+    public List<Member> findAllByStudentIds(List<Long> studentIds) {
+        List<Long> memberIds = studentJpaRepository.findAllById(studentIds).stream()
+                .map(studentJpaEntity -> studentJpaEntity.getMember().getId())
+                .toList();
         return memberJpaRepository.findAllById(memberIds).stream().map(MemberJpaEntity::toDomain).toList();
     }
 }