diff --git a/app/Controllers/Provision.php b/app/Controllers/Provision.php
index 30355fc..ce37821 100644
--- a/app/Controllers/Provision.php
+++ b/app/Controllers/Provision.php
@@ -277,10 +277,10 @@ class Provision extends BaseController
                  "dry_run"=> false,
                  "playbook"=> $playbook,
                  "environment"=> "{
-                     'ZZ_IN_USE':'',
-                     'WHAT_HOST_IN_USE':'$ansible_host',
-                     'DESTINATION_FOLDER':'',
-                     'WHAT_PART_LOCAL':''
+                     \'ZZ_IN_USE\':\'\',
+                     \'WHAT_HOST_IN_USE\':\'$ansible_host\',
+                     \'DESTINATION_FOLDER\':\'\',
+                     \'WHAT_PART_LOCAL\':\'\'
                  }"
               ];
             $this->ansibleProvision($ansibleToken, $params);