diff --git a/frontend/util/endpoints.ts b/frontend/util/endpoints.ts
index 5f5858fc..bb0c3b99 100644
--- a/frontend/util/endpoints.ts
+++ b/frontend/util/endpoints.ts
@@ -1,3 +1,6 @@
+// Copyright 2024, Command Line Inc.
+// SPDX-License-Identifier: Apache-2.0
+
 import { getEnv } from "./getenv";
 import { lazy } from "./util";
 
diff --git a/frontend/util/getenv.ts b/frontend/util/getenv.ts
index 37487169..ef590493 100644
--- a/frontend/util/getenv.ts
+++ b/frontend/util/getenv.ts
@@ -1,3 +1,6 @@
+// Copyright 2024, Command Line Inc.
+// SPDX-License-Identifier: Apache-2.0
+
 import { getApi } from "@/app/store/global";
 
 function getWindow(): Window {
diff --git a/frontend/util/isdev.ts b/frontend/util/isdev.ts
index 8482f694..02963239 100644
--- a/frontend/util/isdev.ts
+++ b/frontend/util/isdev.ts
@@ -1,3 +1,6 @@
+// Copyright 2024, Command Line Inc.
+// SPDX-License-Identifier: Apache-2.0
+
 import { getEnv } from "./getenv";
 import { lazy } from "./util";