diff --git a/dovecot/templates/puppet.conf.erb b/dovecot/templates/puppet.conf.erb
index a076b97..4f332a8 100644
--- a/dovecot/templates/puppet.conf.erb
+++ b/dovecot/templates/puppet.conf.erb
@@ -10,9 +10,9 @@ ssl_ca = <<%= scope.lookupvar('ssl::certs') %>/dovecot.ca.crt
 mdbox_rotate_size = 10M
 mdbox_rotate_interval = 10d
 <% end -%>
+<% if @dovecot_zlib && @dovecot_zlib == "yes" -%>
 
 # zlib
-<% if @dovecot_zlib && @dovecot_zlib == "yes" -%>
 mail_plugins = $mail_plugins zlib
 plugin {
   zlib_save_level = 1 # 1..9