diff --git a/main.html b/main.html
index dfc5ec2..68e00d8 100644
--- a/main.html
+++ b/main.html
@@ -41,6 +41,8 @@
     </div>
     <div id="footer">
         <a href="https://marvinscham.com/" rel="noreferrer noopener">Marvin Scham</a> • 2021
+        <br>
+        Based on <a href="https://github.com/lokesh/color-thief" rel="noreferrer noopener">color-thief</a>
     </div>
     <script src="color-thief.js"></script>
     <script src="script.js"></script>