diff --git a/src/KeyBindingsDefaults.ts b/src/KeyBindingsDefaults.ts
index 847867ae4f..fd00a2ff53 100644
--- a/src/KeyBindingsDefaults.ts
+++ b/src/KeyBindingsDefaults.ts
@@ -1,3 +1,19 @@
+/*
+Copyright 2021 Clemens Zeidler
+
+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 { AutocompleteAction, IKeyBindingsProvider, KeyBinding, MessageComposerAction, NavigationAction, RoomAction,
     RoomListAction } from "./KeyBindingsManager";
 import { isMac, Key } from "./Keyboard";
diff --git a/src/KeyBindingsManager.ts b/src/KeyBindingsManager.ts
index 681dc7d879..7e996b2730 100644
--- a/src/KeyBindingsManager.ts
+++ b/src/KeyBindingsManager.ts
@@ -1,3 +1,19 @@
+/*
+Copyright 2021 Clemens Zeidler
+
+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 { defaultBindingsProvider } from './KeyBindingsDefaults';
 import { isMac } from './Keyboard';
 
diff --git a/test/KeyBindingsManager-test.ts b/test/KeyBindingsManager-test.ts
index 28204be9c8..41614b61fa 100644
--- a/test/KeyBindingsManager-test.ts
+++ b/test/KeyBindingsManager-test.ts
@@ -1,3 +1,19 @@
+/*
+Copyright 2021 Clemens Zeidler
+
+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 { isKeyComboMatch, KeyCombo } from '../src/KeyBindingsManager';
 const assert = require('assert');