diff --git a/Jenkinsfile b/Jenkinsfile
index 10da41c..0b562ca 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -72,7 +72,7 @@ podTemplate(
                 usernameVariable: 'HARBOR_USER',
                 passwordVariable: 'HARBOR_PASSWORD']]) {
                 sh """
-                    docker login -u ${HARBOR_USER} -p ${HARBOR_PASSWORD} ${docker_registry_url}
+                    docker login -u "${HARBOR_USER}" -p "${HARBOR_PASSWORD}" ${docker_registry_url}
                     docker build -t ${docker_registry_url}/prototype/cicd-java-spring-boot:${gitCommit} -f Dockerfile.arg --build-arg JAR_NAME="cicd-${gitCommit}.jar" .
                     docker push ${docker_registry_url}/prototype/cicd-java-spring-boot:${gitCommit}
                     """