diff --git a/Jenkinsfile.pjt b/Jenkinsfile.pjt
index 8afd40c..d87df2b 100644
--- a/Jenkinsfile.pjt
+++ b/Jenkinsfile.pjt
@@ -111,10 +111,11 @@ pipeline {
                 -o StrictHostKeyChecking=no \
                 -o UserKnownHostsFile=/dev/null \
                 ${SSH_USER}@${SSH_HOST} \
-                REGISTRY_HOST="${REGISTRY_HOST}" \
-                DOCKER_USER="${DOCKER_USER}" \
-                DOCKER_PASS="${DOCKER_PASS}" \
                 'set -e
+                 REGISTRY_HOST='"${REGISTRY_HOST}"'
+                 DOCKER_USER='"${DOCKER_USER}"'
+                 DOCKER_PASS='"${DOCKER_PASS}"'
+
                  echo "$DOCKER_PASS" | docker login "$REGISTRY_HOST" -u "$DOCKER_USER" --password-stdin
                 '
             '''