diff --git a/cd/Jenkinsfile b/cd/Jenkinsfile
new file mode 100644
index 0000000..b910911
--- /dev/null
+++ b/cd/Jenkinsfile
@@ -0,0 +1,5 @@
+stage ('change folder') {
+    script {
+        sh "cd ${CD_DIR}";
+    }
+}