diff --git a/Jenkinsfile b/Jenkinsfile
index a0789999..ef4607be 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -14,22 +14,22 @@ pipeline {
         stage('Prepare Env') {
             steps {
                 script {
-                    def envFile = "/var/lib/jenkins/env-files/react/.env.${env.BRANCH_NAME}"
-                    sh "cp ${envFile} .env.local"
+                    if (env.BRANCH_NAME == 'main') {
+                        sh "cp /var/lib/jenkins/env-files/react/.env.stage .env.local"
+                    } else {
+                        def envFile = "/var/lib/jenkins/env-files/react/.env.${env.BRANCH_NAME}"
+                        sh "cp ${envFile} .env.local"
+                    }
                 }
             }
         }
 
         stage('Install') {
-            steps {
-                sh 'npm install --prefer-offline'
-            }
+            steps { sh 'npm install --prefer-offline' }
         }
 
         stage('Build') {
-            steps {
-                sh 'npm run build'
-            }
+            steps { sh 'npm run build' }
         }
 
         // ── develop → 개발서버 배포 ──
@@ -53,9 +53,9 @@ pipeline {
             }
         }
 
-        // ── stage → 운영서버 Stage 배포 ──
+        // ── main → 운영서버 Stage 배포 ──
         stage('Deploy Stage') {
-            when { branch 'stage' }
+            when { branch 'main' }
             steps {
                 sshagent(credentials: ['deploy-ssh-key']) {
                     sh """
@@ -77,6 +77,26 @@ pipeline {
             }
         }
 
+        // ── 운영 배포 승인 ──
+        stage('Production Approval') {
+            when { branch 'main' }
+            steps {
+                timeout(time: 24, unit: 'HOURS') {
+                    input message: 'Stage 확인 후 운영 배포를 진행하시겠습니까?\nStage: https://stage.sam.it.kr',
+                          ok: '운영 배포 진행'
+                }
+            }
+        }
+
+        // ── main → Production 재빌드 (운영 환경변수) ──
+        stage('Rebuild for Production') {
+            when { branch 'main' }
+            steps {
+                sh "cp /var/lib/jenkins/env-files/react/.env.main .env.local"
+                sh 'npm run build'
+            }
+        }
+
         // ── main → 운영서버 Production 배포 ──
         stage('Deploy Production') {
             when { branch 'main' }