diff --git a/ts/smartnginx.snippets.ts b/ts/smartnginx.snippets.ts
index d70c252..23736e5 100644
--- a/ts/smartnginx.snippets.ts
+++ b/ts/smartnginx.snippets.ts
@@ -72,7 +72,7 @@ export let getBaseConfigString = () => {
 };
 
 export let getHostConfigString = (hostNameArg: string, destinationIpArg: string, destinationPortArg = 80) => {
-	let uniqueString = plugins.smartunique.shortId()
+	const uniqueString = plugins.smartunique.shortId();
 	const hostConfig = plugins.smartstring.indent.normalize(`
 		upstream ${uniqueString} {
 			keepalive 100;
@@ -96,7 +96,7 @@ export let getHostConfigString = (hostNameArg: string, destinationIpArg: string,
 			location / {
 				proxy_http_version      1.1;
 				proxy_buffering         off;
-				proxy_set_header        Host $http_host;
+				proxy_set_header        Host $http_host:$server_port;
 				proxy_set_header        X-Real-IP $remote_addr;
 				proxy_set_header        X-Forwarded-For $proxy_add_x_forwarded_for;
 				proxy_set_header        X-Forwarded-Proto $scheme;