diff --git a/mobile/android/base/java/org/mozilla/gecko/widget/HistoryDividerItemDecoration.java b/mobile/android/base/java/org/mozilla/gecko/widget/HistoryDividerItemDecoration.java
index 29b1df3ddde1d..9c98e8a0d9111 100644
--- a/mobile/android/base/java/org/mozilla/gecko/widget/HistoryDividerItemDecoration.java
+++ b/mobile/android/base/java/org/mozilla/gecko/widget/HistoryDividerItemDecoration.java
@@ -1,3 +1,8 @@
+/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
 package org.mozilla.gecko.widget;
 
 import android.content.Context;