diff --git a/Jenkinsfile b/Jenkinsfile
index e7c711e..7a47a73 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -45,7 +45,7 @@ pipeline {
     stage('Build production deliverable') {
       steps {
         script {
-          env.ZIP_FILE=sh(script: 'echo "url-shortener_$(date "+%Y-%m-%d_%H-%M-%S").tgz', returnStdout: true)
+          env.ZIP_FILE=sh(script: 'echo "url-shortener_$(date "+%Y-%m-%d_%H-%M-%S").tgz"', returnStdout: true)
         }
         catchError(buildResult: 'FAILURE', stageResult: 'FAILURE') {
           sh ''' #!/usr/local/bin/bash