diff --git a/jenkinsfiles/dockerhub-demo b/jenkinsfiles/dockerhub-demo
index b49c193ac..1dbaca6e7 100644
--- a/jenkinsfiles/dockerhub-demo
+++ b/jenkinsfiles/dockerhub-demo
@@ -17,7 +17,7 @@ pipeline {
                  script {
                      sh "docker build -t liatrio/petclinic-tomcat:${env.BRANCH_NAME} ."
                      if ( env.BRANCH_NAME == 'master' ) {
-                         def containerVersion = getVersionFromContainer("liatrio/petclinic-tomcat:${env.BRANCH_NAME}")
+                         containerVersion = getVersionFromContainer("liatrio/petclinic-tomcat:${env.BRANCH_NAME}")
                          failIfVersionExists("liatrio","petclinic-tomcat",containerVersion)
                          sh "docker build -t liatrio/petclinic-tomcat:${containerVersion} ."
                      }