diff --git a/src/index.html b/src/index.html
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--- a/src/index.html
+++ b/src/index.html
@@ -186,7 +186,7 @@
             </p>
         </div>
         <div class="box">
-            <h3><a href="https://crop.adam.id.au">crop.adam.id.au</a></h3>
+            <h3><a href="https://crop.adam.id.au">crop.adam.id.au</a> - source at <a href="https://github.com/adamburgess/crop">github</a></h3>
             <p>
                 A helper for <code>ffmpeg</code>'s <code>crop</code> filter.<br/>
                 Drag and drop an image and select it to get a crop filter in the correct format.