diff --git a/src/components/chat/gradientRenderer.ts b/src/components/chat/gradientRenderer.ts
index 9f4ed8ae..7054004f 100644
--- a/src/components/chat/gradientRenderer.ts
+++ b/src/components/chat/gradientRenderer.ts
@@ -1,3 +1,9 @@
+/*
+ * https://github.com/morethanwords/tweb
+ * Copyright (C) 2019-2021 Eduard Kuzmenko, Artem Kolnogorov and unknown creator of the script taken from http://useless.altervista.org/gradient.html
+ * https://github.com/morethanwords/tweb/blob/master/LICENSE
+ */
+
 import { animate } from "../../helpers/animation";
 import { hexToRgb } from "../../helpers/color";