diff --git a/Jenkinsfile.pjt b/Jenkinsfile.pjt
index afa9862..6c4e7b2 100644
--- a/Jenkinsfile.pjt
+++ b/Jenkinsfile.pjt
@@ -10,7 +10,6 @@ pipeline {
     // ===== Registry =====
     REGISTRY_HOST = "registry.pjt.kr"
     IMAGE_REPO    = "alist/api"
-    IMAGE_TAG     = ""
     DOCKER_CRED   = "docker-registry-cred"   // ← Jenkins Credentials ID
   }
 
@@ -31,14 +30,12 @@ pipeline {
       }
     }
 
-    stage('3) image tag create') {
+    stage('3) image tab create') {
       steps {
         script {
-          env.IMAGE_TAG = sh(
-            script: 'echo "${BUILD_NUMBER}-$(git rev-parse --short HEAD)"',
-            returnStdout: true
-          ).trim()
-
+          env.SHORT_SHA = sh(script: "git rev-parse --short HEAD", returnStdout: true).trim()
+          echo "SHORT_SHA = ${env.SHORT_SHA}"
+          env.IMAGE_TAG = "${env.BUILD_NUMBER}-${env.SHORT_SHA}"
           echo "IMAGE_TAG = ${env.IMAGE_TAG}"
         }
       }