diff --git a/README.md b/README.md
index 01b7627..2531413 100644
--- a/README.md
+++ b/README.md
@@ -5,8 +5,9 @@ Usage
 -----
 ```sh
 Usage: smtp2http [-v|--verbose] [-s|--silent|-q|--quiet]
-    [-T|--tls=<tls_opt>] ENDPOINT
+    [-T|--tls=<tls_opt>] [[-H|--header=<header>], ...] ENDPOINT
 
+ -H --header=<header>   HTTP header to send with requests
  -q --quiet             Do not log to STDERR
  -s --silent            Alias for --quiet
  -T --tls=<tls_opt>     colon-delimited list of cert files
@@ -89,4 +90,4 @@ openssl pkcs12 -export \
     -out example.com.pfx \
     -in example.com.crt -inkey example.com.key \
     -certfile example.com-ca.crt
-```
\ No newline at end of file
+```
diff --git a/package.json b/package.json
index 0a5fe84..95fab39 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "smtp2http",
-  "version": "1.0.0",
+  "version": "1.1.0",
   "description": "SMTP to HTTP gateway",
   "bin": {
     "smtp2http": "./smtp2http.js"
diff --git a/smtp2http.js b/smtp2http.js
index f0e84d0..d09c4c2 100644
--- a/smtp2http.js
+++ b/smtp2http.js
@@ -14,11 +14,18 @@ squabble.shortOpts().longOpts().stopper()
     .option("-T", "--tls")
     .flag("-s", "-q", "--silent", "--quiet")
     .flag("-v", "--verbose")
+    .list("-H", "--header")
     .required("ENDPOINT");
 
-// parse arguments
+// parse and apply arguments
 args = squabble.parse();
 serverOpts.endpoint = args.named.ENDPOINT;
+serverOpts.headers = {};
+args.named["--header"].forEach(function(headerLine) {
+    var name = headerLine.split(":")[0];
+    serverOpts.headers[name] = serverOpts.headers[name] || [];
+    serverOpts.headers[name].push(headerLine.substr(name.length+1).trim());
+});
 
 // configure console output
 if (args.named["--quiet"]) {
@@ -64,7 +71,8 @@ smtp.createServer(serverOpts, function(req) {
         stream.pipe(new MailParser().on("end", function(email) {
             http.post({
                 url: serverOpts.endpoint,
-                json: email
+                json: email,
+                headers: serverOpts.headers
             }, function(err, res, body) {
                 var msg;