diff --git a/templates/master.cf-el5.erb b/templates/master.cf-el5.erb
index 760041e..f5f2220 100644
--- a/templates/master.cf-el5.erb
+++ b/templates/master.cf-el5.erb
@@ -6,7 +6,7 @@
 # service type  private unpriv  chroot  wakeup  maxproc command + args
 #               (yes)   (yes)   (yes)   (never) (100)
 # ==========================================================================
-smtp      inet  n       -       n       -       -       smtpd
+smtp      inet  n       -       n       -       <%= @maxproc %>     smtpd
 <% @smtp_content_filter.each do |content_filter| -%>
   -o content_filter=<%= content_filter %>
 <% end -%>