diff --git a/cmd/kops/create_cluster.go b/cmd/kops/create_cluster.go
index b1cd03a956..16cf4a84ec 100644
--- a/cmd/kops/create_cluster.go
+++ b/cmd/kops/create_cluster.go
@@ -103,7 +103,7 @@ func NewCmdCreateCluster(f *util.Factory, out io.Writer) *cobra.Command {
 
 	cmd.Flags().StringVar(&options.Networking, "networking", "kubenet", "Networking mode to use.  kubenet (default), classic, external.")
 
-	cmd.Flags().StringVar(&options.DNSZone, "dns-zone", "", "DNS hosted zone to use (defaults to last two components of cluster name)")
+	cmd.Flags().StringVar(&options.DNSZone, "dns-zone", "", "DNS hosted zone to use (defaults to longest matching zone)")
 	cmd.Flags().StringVar(&options.OutDir, "out", "", "Path to write any local output")
 	cmd.Flags().StringVar(&options.AdminAccess, "admin-access", "", "Restrict access to admin endpoints (SSH, HTTPS) to this CIDR.  If not set, access will not be restricted by IP.")