diff --git a/LICENSE b/LICENSE
index 14e2f777..a612ad98 100644
--- a/LICENSE
+++ b/LICENSE
@@ -35,7 +35,7 @@ Mozilla Public License Version 2.0
     means any form of the work other than Source Code Form.
 
 1.7. "Larger Work"
-    means a work that combines Covered Software with other material, in 
+    means a work that combines Covered Software with other material, in
     a separate file or files, that is not Covered Software.
 
 1.8. "License"
diff --git a/src/settings/settings.html b/src/settings/settings.html
index e51d3486..c379a096 100644
--- a/src/settings/settings.html
+++ b/src/settings/settings.html
@@ -5,9 +5,9 @@
     <meta charset="utf-8">
     <link type="text/css" rel="stylesheet" href="settings.css">
   </head>
-  
+
   <body>
-    
+
     <div class="settings-content">
       <div id="section-theme">
         <label id="themeTitle"></label>
@@ -19,8 +19,8 @@
         <label for="theme_dark" id="dark_label"></label>
       </div>
     </div>
-    
+
   <script type="text/javascript" src="settings.js"></script>
   </body>
-  
+
 </html>
diff --git a/src/settings/settings.js b/src/settings/settings.js
index 301252e6..676d4595 100644
--- a/src/settings/settings.js
+++ b/src/settings/settings.js
@@ -11,7 +11,7 @@ const themeRadioBtn = document.getElementsByName('theme');
 
 function loadSavedData(data) {
   const theme = data.theme;
-  
+
   if (theme === 'default')
     themeRadioBtn[0].checked = true;
   else if (theme === 'dark')
@@ -25,25 +25,25 @@ document.addEventListener('DOMContentLoaded', function() {
 
 function getTheme() {
   let theme = '';
-  
+
   for (let i = 0; i < themeRadioBtn.length; i++) {
     if (themeRadioBtn[i].checked)
       theme = themeRadioBtn[i].value;
     else
       continue;
   }
-  
+
   const selectedTheme = {
     theme: theme
   };
-  
+
   return selectedTheme;
 }
 
 for (let i = 0; i < themeRadioBtn.length; i++) {
   themeRadioBtn[i].onclick = function() {
     const theme = getTheme();
-  
+
     browser.storage.local.set(theme);
 
     // notify background.js that theme settings have changed
