diff --git a/src/ts/background.ts b/src/ts/background.ts
index 1450e5d..5390088 100644
--- a/src/ts/background.ts
+++ b/src/ts/background.ts
@@ -51,7 +51,7 @@ getSettings((storedSettings) => {
   background_settings = storedSettings;
 });
 
-// Reload settings when they are changes
+// Reload settings when they are changed
 browser.storage.onChanged.addListener((changes, areaName) => {
   const keys = Object.keys(changes);
   if (areaName === 'local' && keys.indexOf(STORAGE_SETTINGS) > -1) {
diff --git a/src/ts/config.ts b/src/ts/config.ts
index 3a4ed82..ed499b6 100644
--- a/src/ts/config.ts
+++ b/src/ts/config.ts
@@ -45,7 +45,7 @@ const BROWSER_PROTOCOLS = [
   'about:',
   'chrome:',
   'edge:',
-  'file',
+  'file:',
 ];
 const EXTENSION_PROTOCOLS = [
   'moz-extension:',