diff --git a/source/Integrate/Mail_Servers/exim.md b/source/Integrate/Mail_Servers/exim.md
index 788e333edb..2bbfed542d 100644
--- a/source/Integrate/Mail_Servers/exim.md
+++ b/source/Integrate/Mail_Servers/exim.md
@@ -94,8 +94,8 @@ Add a transport to the **Transport Configuration** Box:
 sendgrid_smtp:
   driver = smtp
   hosts = smtp.sendgrid.net
-  hosts_require_auth = smtp.sendgrid.net
-  hosts_require_tls = smtp.sendgrid.net
+  hosts_require_auth = <; $host_address
+  hosts_require_tls = <; $host_address
 {% endcodeblock %}
 
 Once you have completed and saved all changes to Exim's configuration files, you will need to restart it to activate those changes: