diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
deleted file mode 100644
index 2f99506..0000000
--- a/.github/workflows/deploy.yml
+++ /dev/null
@@ -1,58 +0,0 @@
-name: CD with Gradle
-
-on:
-  push:
-    branches: [ "main" ]
-  pull_request:
-    branches: [ "main" ]
-
-permissions:
-  contents: read
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Checkout source code
-      - uses: actions/checkout@v3
-
-      - name: Set up JDK 17
-        uses: actions/setup-java@v3
-        with:
-          java-version: '17'
-          distribution: 'temurin'
-
-      - name: make application yml
-        run: |
-          cd ./src/main/resources
-          touch ./application.yml
-          echo "${{ secrets.APPLICATION_YML }}" > ./application.yml
-        shell: bash
-
-      - name: Build with Gradle
-        run: |
-          chmod +x ./gradlew
-          ./gradlew clean build -x test
-
-      - name: Docker build & push to docker repo
-        run: |
-          docker login -u ${{ secrets.DOCKER_USERNAME_YUB }} -p ${{ secrets.DOCKER_PASSWORD_YUB }}
-          docker build -f Dockerfile -t ${{ secrets.DOCKER_USERNAME_YUB }}/hanafun .
-          docker push ${{ secrets.DOCKER_USERNAME_YUB }}/hanafun
-
-      - name: Deploy to server
-        uses: appleboy/ssh-action@master
-        id: deploy
-        with:
-          host: ${{ secrets.EC2_HOST }}
-          username: ec2-user
-          key: ${{ secrets.EC2_SSH_KEY }}
-          envs: GITHUB_SHA
-          script: |
-              sudo docker ps
-              sudo docker pull ${{ secrets.DOCKER_USERNAME_YUB }}/hanafun
-              sudo docker stop hanafun
-              sudo docker rm hanafun
-              sudo docker run -it -d -p 8099:8080 --name hanafun ${{ secrets.DOCKER_USERNAME_YUB }}/hanafun
-              sudo docker image prune -f
\ No newline at end of file
diff --git a/src/main/java/com/hanaro/hanafun/lesson/controller/LessonController.java b/src/main/java/com/hanaro/hanafun/lesson/controller/LessonController.java
index 1c5e59b..a707dcb 100644
--- a/src/main/java/com/hanaro/hanafun/lesson/controller/LessonController.java
+++ b/src/main/java/com/hanaro/hanafun/lesson/controller/LessonController.java
@@ -12,6 +12,7 @@
 import com.hanaro.hanafun.lessondate.service.LessonDateService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.ResponseEntity;
+import org.springframework.security.core.annotation.AuthenticationPrincipal;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
@@ -27,8 +28,8 @@ public class LessonController {
 
     // 개설 클래스 관리- 개설 클래스 목록 출력
     @GetMapping("/reservation/my/opened")
-    public ResponseEntity<ApiResponse> openedLessons(@RequestBody OpenedLessonsReqDto openedLessonsReqDto) {
-        List<OpenedLessonsResDto> openedLessons = lessonService.openedLessons(openedLessonsReqDto);
+    public ResponseEntity<ApiResponse> openedLessons(@AuthenticationPrincipal Long userId) {
+        List<OpenedLessonsResDto> openedLessons = lessonService.openedLessons(userId);
         return ResponseEntity.ok(new ApiResponse<>(true, "ok", openedLessons));
     }
 
diff --git a/src/main/java/com/hanaro/hanafun/lesson/service/LessonService.java b/src/main/java/com/hanaro/hanafun/lesson/service/LessonService.java
index f6c297d..38d58ba 100644
--- a/src/main/java/com/hanaro/hanafun/lesson/service/LessonService.java
+++ b/src/main/java/com/hanaro/hanafun/lesson/service/LessonService.java
@@ -10,7 +10,7 @@
 
 public interface LessonService {
     // 개설 클래스 관리- 개설 클래스 목록 출력
-    List<OpenedLessonsResDto> openedLessons(OpenedLessonsReqDto openedLessonsReqDto);
+    List<OpenedLessonsResDto> openedLessons(Long userId);
 
     // 클래스 상세보기
     LessonInfoResDto lessonInfo(Long lessonId);
diff --git a/src/main/java/com/hanaro/hanafun/lesson/service/impl/LessonServiceImpl.java b/src/main/java/com/hanaro/hanafun/lesson/service/impl/LessonServiceImpl.java
index 87a1cc6..300e735 100644
--- a/src/main/java/com/hanaro/hanafun/lesson/service/impl/LessonServiceImpl.java
+++ b/src/main/java/com/hanaro/hanafun/lesson/service/impl/LessonServiceImpl.java
@@ -37,8 +37,8 @@ public class LessonServiceImpl implements LessonService {
     // 개설 클래스 관리- 개설 클래스 목록 출력
     @Transactional
     @Override
-    public List<OpenedLessonsResDto> openedLessons(OpenedLessonsReqDto openedLessonsReqDto) {
-        HostEntity host = hostRepository.findHostEntityByUserEntity_UserId(openedLessonsReqDto.getUserId());
+    public List<OpenedLessonsResDto> openedLessons(Long userId) {
+        HostEntity host = hostRepository.findHostEntityByUserEntity_UserId(userId);
         List<LessonEntity> lessons = lessonRepository.findLessonEntitiesByHostEntity(host);
 
         List<OpenedLessonsResDto> openedLessons = lessons.stream()