diff --git a/dns/manifests/init.pp b/dns/manifests/init.pp
index 23c1a30..ecc373d 100644
--- a/dns/manifests/init.pp
+++ b/dns/manifests/init.pp
@@ -269,18 +269,18 @@ define dns::zone($role = "master", $master = "", $slaves = [], $forwarders = [],
                  $source = "AUTO", $key = "none", $keytype = "hmac-md5",
                  $contact = "NONE") {
 
-    $tmpname = regsubst($name, '([^/]+/)?([0-9]+)/([0-9\.]+\.in-addr\.arpa)', '\1\2-\3')
-    case dirname($tmpname) {
-        ".":       { $view = "" }
-        "default": { $view = "" }
-        default:   { $view = regsubst(dirname($tmpname), '^(.*)', '\1/') }
-    }
-    if $name =~ /\.in-addr\.arpa$/ {
-        $zonefile = basename($tmpname)
-        $zone     = regsubst($zonefile, '-', '/')
+    if $name =~ /^([^\/]+\/)?([0-9]+)\/([0-9\.]+\.in-addr\.arpa)$/ {
+        # Special handling for RFC2317 style in-addr.arpa zones
+        case $1 {
+            ".":       { $view = "" }
+            "default": { $view = "" }
+            default:   { $view = $1 }
+        }
+        $zone     = "$2/$3"
+        $zonefile = "$2-$3"
     } else {
-        $zonefile = basename($tmpname)
-        $zone     = $zonefile
+        $zone     = basename($name)
+        $zonefile = $zone
     }
 
     case $role {