diff --git a/README.md b/README.md
index d9f30ca..6499683 100644
--- a/README.md
+++ b/README.md
@@ -95,3 +95,69 @@ for ( var i = 0, l = users.length; i < l; i++ ) {
   })
 }
 ```
+
+### Sending a message with an image attachment
+
+```javascript
+
+var fs = require( 'fs' )
+var Push = require( 'pushover-notifications' )
+
+var p = new Push( {
+  user: process.env['PUSHOVER_USER'],
+  token: process.env['PUSHOVER_TOKEN'],
+})
+
+var msg = {
+  message: 'omg node test',	// required
+  title: "Well - this is fantastic - an attachment",
+  sound: 'magic',
+  device: 'devicename',
+  attachment: fs.createReadStream('path/to/image.jpg'),
+  priority: 1
+}
+
+p.send( msg, function( err, result ) {
+  if ( err ) {
+    throw err
+  }
+
+  console.log( result )
+})
+```
+
+### Sending a message with an image attachment from a Buffer
+
+```javascript
+
+var fs = require( 'fs' )
+var Push = require( 'pushover-notifications' )
+
+var p = new Push( {
+  user: process.env['PUSHOVER_USER'],
+  token: process.env['PUSHOVER_TOKEN'],
+})
+
+// data is a Buffer object holding contents of image.jpg
+fs.readFile('path/to/image.jpg', function (err, data) {
+  if (err) throw err;
+
+  var msg = {
+    message: 'omg node test',	// required
+    title: "Well - this is fantastic - an attachment from a buffer",
+    sound: 'magic',
+    device: 'devicename',
+    attachment: data
+    priority: 1
+  }
+
+  p.send( msg, function( err, result ) {
+    if ( err ) {
+      throw err
+    }
+
+    console.log( result )
+  })
+})
+
+```
diff --git a/lib/pushover.js b/lib/pushover.js
index 04c7964..c120a18 100644
--- a/lib/pushover.js
+++ b/lib/pushover.js
@@ -3,6 +3,7 @@ var http = require('http')
 var url = require('url')
 var qs = require('querystring')
 var pUrl = 'https://api.pushover.net/1/messages.json'
+var FormData = require('form-data')
 
 function setDefaults (o) {
   var def = [
@@ -113,26 +114,27 @@ Pushover.prototype.updateSounds = function () {
 Pushover.prototype.send = function (obj, fn) {
   var self = this
   var o = url.parse(pUrl)
+  var form = new FormData()
   var proxy
   o.method = 'POST'
 
   obj = setDefaults(obj)
 
-  var reqString = {
-    token: self.token || obj.token,
-    user: self.user || obj.user
-  }
+  form.append('token', self.token || obj.token)
+  form.append('user', self.user || obj.user)
 
+  if ('attachment' in obj && obj.attachment instanceof Buffer) {
+    // Sending a file from a buffer
+    // https://stackoverflow.com/a/43914175
+    form.append('attachment', obj.attachment, {filename: 'filename'})
+    delete obj.attachment
+  }
   var p
   for (p in obj) {
-    reqString[ p ] = obj[p]
+    form.append(p, obj[p])
   }
 
-  reqString = qs.stringify(reqString)
-
-  o.headers = {
-    'Content-Length': reqString.length
-  }
+  o.headers = form.getHeaders()
 
   var httpOpts = self.httpOptions || {}
   if (httpOpts) {
@@ -150,18 +152,20 @@ Pushover.prototype.send = function (obj, fn) {
     o.protocol = proxy.protocol
   }
 
-  var request
-  if (httpOpts.proxy && httpOpts.proxy !== '') {
-    request = http.request
-  } else {
-    request = https.request
-  }
+  form.submit(o, function (err, res) {
+    if (err) {
+      if (fn) {
+        fn(err)
+      }
+      // In the tests the "end" event did not get emitted if  "error" was emitted,
+      // but to be sure that the callback is not get called twice, null the callback function
+      fn = null
+    }
 
-  var req = request(o, function (res) {
     if (self.debug) {
       console.log(res.statusCode)
     }
-    var err
+
     var data = ''
     res.on('end', function () {
       self.errors(data, res)
@@ -175,20 +179,6 @@ Pushover.prototype.send = function (obj, fn) {
     })
   })
 
-  req.on('error', function (err) {
-    if (fn) {
-      fn(err)
-    }
-  // In the tests the "end" event did not get emitted if  "error" was emitted,
-  // but to be sure that the callback is not get called twice, null the callback function
-    fn = null
-  })
-
-  if (self.debug) {
-    console.log(reqString.replace(self.token, 'XXXXX').replace(self.user, 'XXXXX'))
-  }
-  req.write(reqString)
-  req.end()
 }
 
 exports = module.exports = Pushover
diff --git a/package.json b/package.json
index 42d2c93..1492f19 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,9 @@
     "type": "git",
     "url": "https://github.com/qbit/node-pushover.git"
   },
-  "dependencies": {},
+  "dependencies": {
+    "form-data": "^2.3.2"
+  },
   "devDependencies": {},
   "optionalDependencies": {},
   "engines": {
diff --git a/test/test_attachment.js b/test/test_attachment.js
new file mode 100644
index 0000000..5b00d43
--- /dev/null
+++ b/test/test_attachment.js
@@ -0,0 +1,41 @@
+var Push = require('../lib/pushover.js')
+var fs = require('fs')
+
+var p = new Push({
+  user: process.env['PUSHOVER_USER'],
+  token: process.env['PUSHOVER_TOKEN'],
+  update_sounds: false,
+  debug: true
+})
+
+var msg = {
+  message: 'test from ' + process.argv[1],
+  sound: 'magic',
+  title: 'Testing attachment',
+  attachment: fs.createReadStream('img/pushover-header.png')
+}
+
+// console.log( p );
+
+p.send(msg, function (err, result, res) {
+  console.log('error', err)
+  console.log('result', result)
+  console.log('res.headers', res.headers)
+  // process.exit(0);
+})
+
+fs.readFile('img/pushover-header.png', function (err, data) {
+  if (err) throw err;
+
+  msg = {
+    message: 'test from ' + process.argv[1],
+    title: 'Testing attachment from buffer',
+    attachment: data
+  }
+
+  p.send(msg, function (err, result, res) {
+    console.log('error', err)
+    console.log('result', result)
+    console.log('res.headers', res.headers)
+  })
+});