diff --git a/README.md b/README.md
index 5cb7d9b..ca96fd4 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,8 @@ You can easily **create videos** with optional **audio**, **subtitles** and **fa
 
 To getting started you can take a look to the [examples](https://github.com/h2non/videoshow/tree/master/examples), [programmatic API](#api) and [command-line](#command-line-interface) interface
 
-[Here](https://www.youtube.com/watch?v=ZU84JxWGRhk) you can see a real video created using videoshow
+videoshow was used in production rendering thousands of videos.
+[Here](https://www.youtube.com/watch?v=ZU84JxWGRhk) you can see a real video created using videoshow.
 
 ## Requirements
 
@@ -109,7 +110,24 @@ Example `config.json` file:
     "size": "640x?",
     "audioBitrate": "128k",
     "audioChannels": 2,
-    "format": "mp4"
+    "format": "mp4",
+    "subtitleStyles": {
+      "Fontname": "Verdana",
+      "Fontsize": "26",
+      "PrimaryColour": "11861244",
+      "SecondaryColour": "11861244",
+      "TertiaryColour": "11861244",
+      "BackColour": "-2147483640",
+      "Bold": "2",
+      "Italic": "0",
+      "BorderStyle": "2",
+      "Outline": "2",
+      "Shadow": "3",
+      "Alignment": "1",
+      "MarginL": "40",
+      "MarginR": "60",
+      "MarginV": "40"
+    }
   },
   "images": [
     "./test/fixtures/step_1.png",
@@ -189,7 +207,7 @@ Options details:
 - **transition** `boolean` - Enable fade in/out transition for the current image
 - **transitionDuration** `number` - Fade in/out transition duration in **seconds**. Default to `1`
 - **transitionColor** `string` - Fade in/out transition background color. Default to `black`. See [supported colors][ffmpeg-colors]
-- **filters** `array<string|object>` - Add custom ffmpeg video filters to the image slide. 
+- **filters** `array<string|object>` - Add custom ffmpeg video filters to the image slide.
 - **disableFadeOut** `boolean` - If transition is enable, disable the fade out. Default `false`
 - **disableFadeIn** `boolean` - If transition is enable, disable the fade in. Default `false`
 - **caption** `string` - Caption text as subtitle. It allows a limited set of HTML tags. See [Subrip][subrip]
diff --git a/bin/videoshow b/bin/videoshow
index 586b2b5..a694d3f 100755
--- a/bin/videoshow
+++ b/bin/videoshow
@@ -63,7 +63,7 @@ function render(opts) {
   var logo = argv.logo || opts.logo
   var loop = argv.loop || opts.loop
 
-  var video = videoshow(opts.images, opts.params)
+  var video = videoshow(opts.images, opts.options)
 
   if (audio) video.audio(audio)
   if (subtitles) video.subtitles(subtitles)
@@ -71,7 +71,7 @@ function render(opts) {
   if (logo) video.logo(logo)
   if (loop) video.loop(loop)
 
-   video
+  video
     .save(output)
     .on('error', error)
     .on('start', function (command) {
@@ -95,7 +95,7 @@ function getOutput() {
 function options() {
   var opts = {}
   var config = JSON.parse(fs.readFileSync(argv.config))
-  if (config && config.options) {
+  if (config && (config.options || config.images)) {
     opts = config
   }
   return opts
diff --git a/examples/captions.js b/examples/captions.js
index 0243e6f..db9ce0b 100644
--- a/examples/captions.js
+++ b/examples/captions.js
@@ -3,12 +3,26 @@ var videoshow = require('../')
 var audio = __dirname + '/../test/fixtures/song.mp3'
 
 var options = {
+  loop: 5,
+  captionDelay: 350,
   transition: true,
-  useSubRipSubtitles: false,
+  useSubRipSubtitles: true,
   subtitleStyle: {
     Fontname: 'Verdana',
-    Fontsize: '24',
-    PrimaryColour: '11861244'
+    Fontsize: '26',
+    PrimaryColour: '11861244',
+    SecondaryColour: '11861244',
+    TertiaryColour: '11861244',
+    BackColour: '-2147483640',
+    Bold: '2',
+    Italic: '0',
+    BorderStyle: '2',
+    Outline: '2',
+    Shadow: '3',
+    Alignment: '1', // left, middle, right
+    MarginL: '40',
+    MarginR: '60',
+    MarginV: '40'
   }
 }
 
diff --git a/lib/render.js b/lib/render.js
index 7b72084..bdc07c3 100644
--- a/lib/render.js
+++ b/lib/render.js
@@ -58,7 +58,7 @@ function mergeParts(videoshow, bus) {
     if (err) return bus.emit('error', err)
 
     var cleanup = mergeHandler(images, output, forwardEvent)
-    var end = cleanup('end')
+    var ender = cleanup('end')
     var error = cleanup('error')
     var options = videoshow.videoParams
 
@@ -68,7 +68,7 @@ function mergeParts(videoshow, bus) {
       .on('progress', forwardEvent('progress'))
       .on('error', error)
       .on('end', end)
-      
+
     function end() {
       var options = null
       if (videoshow.audioFile) {
@@ -79,7 +79,7 @@ function mergeParts(videoshow, bus) {
 
     function handler(err) {
       if (err) return error(err)
-      end()
+      ender()
     }
   }
 }