diff --git a/index.html b/index.html
index 7e833ef..f49b3eb 100644
--- a/index.html
+++ b/index.html
@@ -5,6 +5,7 @@
   <meta name=viewport content="width=device-width, initial-scale=1.0">
   <link rel=icon href="data:image/png;base64,<!--# include file="favicon.png.base64" -->">
   <title>Architype</title>
+  <meta name=description content="Fast, easy system diagrams. Client-side, private diagramming that's fast enough to use live in front of an audience.">
   <style>
 <!--# include file="architype.css" -->
   </style>