try quoting the var

diff --git a/manifests/xen.pp b/manifests/xen.pp
index 7dce210a2bff988718350a0a8d3136ccbc0fac67..357cd42873b1a5d816e4c0d5cafb466e63c69d4a 100644 (file)
--- a/manifests/xen.pp
+++ b/manifests/xen.pp
@@ -85,13 +85,13 @@ class xen::domain::centos inherits xen::domain::base {
 }
 
 class xen::domain::debian inherits xen::domain::base {
-  $xen-linux-system = ? {
+  "$xen-linux-system" = ? {
     amd64 => xen-linux-system-2.6.26-1-xen-amd64,
     i386 => xen-linux-system-2.6.26-1-xen-686
   }
 
   package {
-    $xen-linux-system:
+    "$xen-linux-system":
       ensure => present,
       alias => "xen-linux-system";
   }