diff --git a/proxy/static/index.html b/proxy/static/index.html
index a0c6a48..d34d08b 100644
--- a/proxy/static/index.html
+++ b/proxy/static/index.html
@@ -54,7 +54,7 @@ It is now possible to embed the Snowflake badge on any website:
 </p>
 
 <textarea readonly>
-<iframe src="https://snowflake.torproject.org/embed.html" width="88" height="16" frameborder="0" scrolling="no"></iframe>
+&lt;iframe src="https://snowflake.torproject.org/embed.html" width="88" height="16" frameborder="0" scrolling="no"&gt;&lt;/iframe&gt;
 </textarea>
 
 <p>