diff --git a/lib/screens/settings_screen.dart b/lib/screens/settings_screen.dart
index 32dd5a52..41963ce8 100644
--- a/lib/screens/settings_screen.dart
+++ b/lib/screens/settings_screen.dart
@@ -1,3 +1,19 @@
+/*
+Copyright 2020-2021 Vishesh Handa <me@vhanda.in>
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
 import 'dart:io';
 
 import 'package:flutter/material.dart';
diff --git a/lib/settings.dart b/lib/settings.dart
index 230084db..aaeb4508 100644
--- a/lib/settings.dart
+++ b/lib/settings.dart
@@ -1,3 +1,19 @@
+/*
+Copyright 2020-2021 Vishesh Handa <me@vhanda.in>
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
 import 'dart:io';
 
 import 'package:flutter/material.dart';
diff --git a/lib/widgets/markdown_renderer.dart b/lib/widgets/markdown_renderer.dart
index e3f28a0b..d3836124 100644
--- a/lib/widgets/markdown_renderer.dart
+++ b/lib/widgets/markdown_renderer.dart
@@ -1,3 +1,19 @@
+/*
+Copyright 2020-2021 Vishesh Handa <me@vhanda.in>
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
 import 'dart:io';
 
 import 'package:flutter/foundation.dart';