--- 4.5.3/exim.conf-SpamBlockerTechnology-v4.5.3.txt	2017-02-15 03:51:05.000000000 -0600
+++ 4.5.4/exim.conf-SpamBlockerTechnology-v4.5.4.txt	2017-04-11 01:29:48.000000000 -0500
@@ -1,5 +1,5 @@
-# SpamBlockerTechnology* powered exim.conf, Version 4.5.3
-# Feb 8, 2017
+# SpamBlockerTechnology* powered exim.conf, Version 4.5.4
+# April 11, 2017
 # Exim configuration file for DirectAdmin
 # Requires exim.pl as distributed by DirectAdmin here:
 # http://files.directadmin.com/services/exim.pl version 21 or higher
@@ -886,6 +886,7 @@
   headers_add = "${if def:authenticated_id{X-Authenticated-Id: ${authenticated_id}}}"
   interface = <; ${if exists{/etc/virtual/domainips}{${lookup{$sender_address_domain}lsearch*{/etc/virtual/domainips}}}}
   helo_data = ${if exists{/etc/virtual/helo_data}{${lookup{$sending_ip_address}iplsearch{/etc/virtual/helo_data}{$value}{$primary_hostname}}}{$primary_hostname}}
+  hosts_try_chunking =
 .include_if_exists /etc/exim.dkim.conf
 
 #EDIT#62: