2 files changed, 2 insertions, 0 deletions
diff --git a/std/signal/mod.ts b/std/signal/mod.ts
index 44ed24f13..7c662ea6e 100644
--- a/std/signal/mod.ts
+++ b/std/signal/mod.ts
@@ -1,3 +1,4 @@
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { MuxAsyncIterator } from "../async/mux_async_iterator.ts";
 
 export type Disposable = { dispose: () => void };
diff --git a/std/signal/test.ts b/std/signal/test.ts
index a21cc1d64..8f495dfb3 100644
--- a/std/signal/test.ts
+++ b/std/signal/test.ts
@@ -1,3 +1,4 @@
+// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 import { assertEquals, assertThrows } from "../testing/asserts.ts";
 import { delay } from "../async/delay.ts";
 import { signal, onSignal } from "./mod.ts";