diff --git a/README.md b/README.md
index c8222d3..1af61be 100644
--- a/README.md
+++ b/README.md
@@ -132,6 +132,7 @@ If you'd like to contribute a change to bowser, modify the files in `src/`, then
 ``` sh
 $ npm install #build
 $ npm test #run tests
+$ npm run lint #check lint rules
 ```
 
 ### Adding tests
diff --git a/src/utils.js b/src/utils.js
index f526135..ff52418 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -76,24 +76,22 @@ class Utils {
    * @return {string} versionName
    */
   static getAndroidVersionName(version) {
-    const v = version.split('.').splice(0, 2).map((s) => {
-      return parseInt(s, 10) || 0;
-    });
+    const v = version.split('.').splice(0, 2).map(s => parseInt(s, 10) || 0);
     v.push(0);
     if (v[0] === 1 && v[1] < 5) return undefined;
-    if (v[0] === 1 && v[1] < 6) return "Cupcake";
-    if (v[0] === 1 && v[1] >= 6) return "Donut";
-    if (v[0] === 2 && v[1] < 2) return "Eclair";
-    if (v[0] === 2 && v[1] === 2) return "Froyo";
-    if (v[0] === 2 && v[1] > 2) return "Gingerbread";
-    if (v[0] === 3) return "Honeycomb";
-    if (v[0] === 4 && v[1] < 1) return "Ice Cream Sandwich";
-    if (v[0] === 4 && v[1] < 4) return "Jelly Bean";
-    if (v[0] === 4 && v[1] >= 4) return "KitKat";
-    if (v[0] === 5) return "Lollipop";
-    if (v[0] === 6) return "Marshmallow";
-    if (v[0] === 7) return "Nougat";
-    if (v[0] === 8) return "Oreo";
+    if (v[0] === 1 && v[1] < 6) return 'Cupcake';
+    if (v[0] === 1 && v[1] >= 6) return 'Donut';
+    if (v[0] === 2 && v[1] < 2) return 'Eclair';
+    if (v[0] === 2 && v[1] === 2) return 'Froyo';
+    if (v[0] === 2 && v[1] > 2) return 'Gingerbread';
+    if (v[0] === 3) return 'Honeycomb';
+    if (v[0] === 4 && v[1] < 1) return 'Ice Cream Sandwich';
+    if (v[0] === 4 && v[1] < 4) return 'Jelly Bean';
+    if (v[0] === 4 && v[1] >= 4) return 'KitKat';
+    if (v[0] === 5) return 'Lollipop';
+    if (v[0] === 6) return 'Marshmallow';
+    if (v[0] === 7) return 'Nougat';
+    if (v[0] === 8) return 'Oreo';
     return undefined;
   }