diff --git a/browser/main/NoteList/index.js b/browser/main/NoteList/index.js
index 412e7699..04f506de 100644
--- a/browser/main/NoteList/index.js
+++ b/browser/main/NoteList/index.js
@@ -439,7 +439,7 @@ class NoteList extends React.Component {
               <option value='ALPHABETICAL'>Alphabetical</option>
             </select>
           </div>
-          <div styleName="control-button-area">
+          <div styleName='control-button-area'>
             <button styleName={config.listStyle === 'DEFAULT'
                 ? 'control-button--active'
                 : 'control-button'