diff --git a/Jenkinsfile b/Jenkinsfile
index 051827a..365863c 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -3,7 +3,10 @@
 node('packer') {
   stage 'Checkout'
 
-    checkout scm
+    sh 'mkdir -p packer-centos-7'
+    dir('packer-centos-7'){
+      checkout scm
+    }
 
   stage 'Acquire ansible-playbooks'
 
@@ -12,8 +15,8 @@ node('packer') {
 
   stage 'Validate'
 
+    sh 'cd ../packer-centos-7'
     sh 'pwd'
-    sh 'ls'
-    sh '/usr/local/bin/packer validate ./packer-centos-7/shibboleth-appliance-vbox.json'
+    sh '/usr/local/bin/packer validate shibboleth-appliance-vbox.json'
 
 }