diff --git a/Jenkinsfile b/Jenkinsfile
index 4631cca..b799ee7 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -163,22 +163,22 @@ podTemplate(
                             git clone https://\${GIT_USERNAME}:\${GIT_TOKEN}@\${REPO_URL} manifest-repo
                             cd manifest-repo
 
-                            # 각 서비스별 이미지 태그 업데이트 (sed 사용)
-                            cd hgzero-back/kustomize/base
+                            # overlays/dev/kustomization.yaml의 images 섹션 업데이트
+                            cd hgzero-back/kustomize/overlays/dev
 
                             services="user meeting stt notification"
                             for service in \$services; do
-                                echo "Updating \$service image tag..."
-                                sed -i "s|image: ${registry}/${imageOrg}/\$service:.*|image: ${registry}/${imageOrg}/\$service:${environment}-${imageTag}|g" \\
-                                    \$service/deployment.yaml
+                                echo "Updating \$service image tag in kustomization.yaml..."
+                                sed -i "s|name: ${registry}/${imageOrg}/\$service\$|name: ${registry}/${imageOrg}/\$service|g" kustomization.yaml
+                                sed -i "/name: ${registry}\\/${imageOrg}\\/\$service\$/!b;n;s|newTag:.*|newTag: ${environment}-${imageTag}|" kustomization.yaml
 
                                 # 변경 사항 확인
-                                echo "Updated \$service deployment.yaml:"
-                                grep "image: ${registry}/${imageOrg}/\$service" \$service/deployment.yaml
+                                echo "Updated \$service image tag:"
+                                grep -A1 "name: ${registry}/${imageOrg}/\$service" kustomization.yaml
                             done
 
                             # Git 설정 및 푸시
-                            cd ../../..
+                            cd ../../../..
                             git config user.name "Jenkins"
                             git config user.email "jenkins@hgzero.com"
                             git add .