diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2528aa1..25832d9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 1.10.0
+
+- Feature #34: add new serializer "utf8" sending utf-8 encoded plain text (thanks robertocapuano)
+
 ## 1.9.1
 
 - Fixed #45: does not encode arrays correctly as HTTP GET parameter on Android
diff --git a/README.md b/README.md
index f760cad..b56490a 100644
--- a/README.md
+++ b/README.md
@@ -63,7 +63,7 @@ This sets up all future requests to use Basic HTTP authentication with the given
 cordova.plugin.http.useBasicAuth('user', 'password');
 ```
 
-### setHeader
+### setHeader<a name="setHeader"></a>
 Set a header for all future requests to a specified host. Takes a hostname, a header and a value (must be a string value).
 
 ```js
@@ -101,11 +101,14 @@ Set the data serializer which will be used for all future PATCH, POST and PUT re
 cordova.plugin.http.setDataSerializer('urlencoded');
 ```
 
-You can choose one of these two:
+You can choose one of these:
 * `urlencoded`: send data as url encoded content in body (content type "application/x-www-form-urlencoded")
 * `json`: send data as JSON encoded content in body (content type "application/json")
+* `utf8`: send data as plain UTF8 encoded string in body (content type "plain/text")
 
-Caution: `urlencoded` does not support serializing deep structures whereas `json` does.
+You can also override the default content type headers by specifying your own headers (see [setHeader](#setHeader)).
+
+__Caution__: `urlencoded` does not support serializing deep structures whereas `json` does.
 
 ### setRequestTimeout
 Set how long to wait for a request to respond, in seconds.
diff --git a/www/helpers.js b/www/helpers.js
index c989e40..ba65855 100644
--- a/www/helpers.js
+++ b/www/helpers.js
@@ -2,7 +2,7 @@ var pluginId = module.id.slice(0, module.id.lastIndexOf('.'));
 var cookieHandler = require(pluginId + '.cookie-handler');
 var messages = require(pluginId + '.messages');
 
-var validSerializers = ['urlencoded', 'json', 'utf8' ];
+var validSerializers = [ 'urlencoded', 'json', 'utf8' ];
 
 module.exports = {
   b64EncodeUnicode: b64EncodeUnicode,