diff --git a/Jenkinsfile b/Jenkinsfile
index 098a72a..3285f4a 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -55,6 +55,7 @@ pipeline {
         stage('Determine Active Port') {
             steps {
                 echo "before sshagent"
+                echo "JENKINS_SSH_CREDENTIAL_ID: ${env.JENKINS_SSH_CREDENTIAL_ID}" // 이 부분을 추가
                 sshagent([env.JENKINS_SSH_CREDENTIAL_ID]) {
                     echo "after sshagent"
                     script {