diff --git a/README.md b/README.md
index aa33b48..ea3ad46 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
-# Gender detection from name
-This simple project detects the gender of a first name. An optional language parameter can be specified to improve the detection, for example: Andrea in EN is female, in IT is male. If no language is specified, EN has priority.
+# Gender detection from name [![Donate](https://img.shields.io/badge/paypal-donate-179BD7.svg)](https://www.paypal.me/dviolante)
+Library to detect the gender of a first name. An optional language parameter can be specified to improve the detection, for example: Andrea in EN is female, in IT is male. If no language is specified, EN has priority.
 
 ### Install
 `npm i gender-detection-from-name`
@@ -8,14 +8,12 @@ This simple project detects the gender of a first name. An optional language par
 ```js
 const { getGender } = require('gender-detection-from-name')
 
-function main() {
-  const genderEN = getGender('Andrea', 'en')
-  const genderIT = getGender('Andrea', 'it')
-  const gender = getGender('Jennifer')
-  console.log(genderEN) // female
-  console.log(genderIT) // male
-  console.log(gender) // female
-}
+const genderEN = getGender('Andrea', 'en')
+const genderIT = getGender('Andrea', 'it')
+const gender = getGender('Jennifer')
+console.log(genderEN) // female
+console.log(genderIT) // male
+console.log(gender) // female
 ```
 
 ### Run tests
@@ -23,3 +21,6 @@ function main() {
 
 ### Run lint
 - `npm run lint`
+
+### Author
+- [Davide Violante](https://github.com/DavideViolante/)
diff --git a/package-lock.json b/package-lock.json
index a3e803f..c4df71a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "gender-detection-from-name",
-  "version": "1.4.1",
+  "version": "1.5.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index f32241b..101645f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "gender-detection-from-name",
-  "version": "1.4.1",
+  "version": "1.5.0",
   "description": "Gender detection from first name",
   "main": "index.js",
   "scripts": {