diff --git a/Jenkinsfile b/Jenkinsfile
index 826eaeb..f93cf9b 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -37,7 +37,7 @@ node {
   
     docker.withRegistry('https://registry.hub.docker.com/',   'dockerhub-bigfleet') {
           def baseImg = docker.build("$maintainer/$imagename")
-          baseImg.push('$tag')
+          baseImg.push("$tag")
     }