diff --git a/web/assets/js/theme.js b/web/assets/js/theme.js
index 63c4e18..c81f362 100644
--- a/web/assets/js/theme.js
+++ b/web/assets/js/theme.js
@@ -1,3 +1,19 @@
+/**
+ * Copyright 2024 Undistro Authors
+ *
+ * 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 {
   ACE_EDITOR,
   localStorageModeKey,
diff --git a/web/assets/js/utils/editor.js b/web/assets/js/utils/editor.js
index 4a4db5a..11c765a 100644
--- a/web/assets/js/utils/editor.js
+++ b/web/assets/js/utils/editor.js
@@ -1,3 +1,19 @@
+/**
+ * Copyright 2024 Undistro Authors
+ *
+ * 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 { AceEditor } from "../editor.js";
 import { setEditorTheme } from "../theme.js";
 import { getCurrentMode } from "./localStorage.js";
diff --git a/web/assets/js/utils/localStorage.js b/web/assets/js/utils/localStorage.js
index d6ca9d2..97f20a0 100644
--- a/web/assets/js/utils/localStorage.js
+++ b/web/assets/js/utils/localStorage.js
@@ -1,3 +1,19 @@
+/**
+ * Copyright 2024 Undistro Authors
+ *
+ * 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 { localStorageModeKey, localStorageThemeKey } from "../constants.js";
 
 export function getCurrentTheme() {