diff --git a/trypandoc/index.html b/trypandoc/index.html
index 2e23f58f6..2fe93efdb 100644
--- a/trypandoc/index.html
+++ b/trypandoc/index.html
@@ -175,7 +175,7 @@
  <p class="version">pandoc version <span id="version"></span></p>
 </footer>
 
-<script src="trypandoc.js?202208182155"></script>
+<script src="trypandoc.js?202208190901"></script>
 
 </body>
 </html>
diff --git a/trypandoc/trypandoc.js b/trypandoc/trypandoc.js
index d97062b37..a3a7cfd04 100644
--- a/trypandoc/trypandoc.js
+++ b/trypandoc/trypandoc.js
@@ -78,7 +78,11 @@ function convert() {
        fetch("/cgi-bin/pandoc-server.cgi", {
          method: "POST",
          headers: {"Content-Type": "application/json"},
-         body: JSON.stringify(params)
+         body: JSON.stringify({ from: params.from,
+                                to: params.to,
+                                text: params.text,
+                                standalone: params.standalone,
+                                filters: params.citeproc ? ["citeproc"] : [] })
         })
        .then(handleErrors)
        .then(response => response.text())