diff --git a/index.html b/index.html
index 96b41ad..e5d79cb 100644
--- a/index.html
+++ b/index.html
@@ -6,6 +6,7 @@
     <title>NYC Address and BIN Search</title>
     <link rel="stylesheet" href="https://unpkg.com/leaflet@1.8.0/dist/leaflet.css" integrity="sha512-hoalWLoI8r4UszCkZ5kL8vayOGVae1oxXe/2A4AO6J9+580uKHDO3JdHb7NzwwzK5xr/Fs0W40kiNHxM9vyTtQ==" crossorigin=""/>
     <link rel="stylesheet" href="https://unpkg.com/leaflet-contextmenu@1.4.0/dist/leaflet.contextmenu.min.css" integrity="sha512-AiWBM2PiPZkogKBj8Jss3MahJ+bRbSMebXUBwZMg+83vJTnZT/FXoxZrmpL+x9GbAYLWRuBZDqzhDt0Dk73qhw==" crossorigin=""/>
+    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/github-fork-ribbon-css/0.2.3/gh-fork-ribbon.min.css" crossorigin=""/>
     <link rel="stylesheet" href="style.css">
 </head>
 <body>
@@ -31,4 +32,5 @@ <h1>NYC Address and BIN Search &nbsp;<span id="helpId"><a href="help.html">?</a>
     <script src="https://unpkg.com/leaflet@1.8.0/dist/leaflet.js" integrity="sha512-BB3hKbKWOc9Ez/TAwyWxNXeoV9c1v6FIeYiBieIWkpLjauysF18NzgR1MBNBXf8/KABdlkX68nAhlwcDFLGPCQ==" crossorigin=""></script>
     <script src="https://unpkg.com/leaflet-contextmenu@1.4.0/dist/leaflet.contextmenu.min.js" integrity="sha512-8sfQf8cr0KjCeN32YPfjvLU2cMvyY1lhCXTMfpTZ16CvwIzeVQtwtKlxeSqFs/TpXjKhp1Dcv77LQmn1VFaOZg==" crossorigin=""></script>
     <script src="app.js"></script>
-</body></html>
\ No newline at end of file
+    <a class="github-fork-ribbon" href="https://github.com/jmapb/nycaabs/" data-ribbon="Fork me on GitHub" title="Fork me on GitHub">Fork me on GitHub</a>
+</body></html>
