diff --git a/deploy/cloud0-home-rekahsoft-ca.scm b/deploy/cloud0-home-rekahsoft-ca.scm
index cefa77b..bbe6ccd 100644
--- a/deploy/cloud0-home-rekahsoft-ca.scm
+++ b/deploy/cloud0-home-rekahsoft-ca.scm
@@ -3,7 +3,7 @@
 
 (list
  (machine
-  (operating-system system)
+  (operating-system %system)
   (environment managed-host-environment-type)
   (configuration (machine-ssh-configuration
                   (host-name "cloud0.home.rekahsoft.ca")