diff --git a/site/doc/pages/csrf_field.txt b/site/doc/pages/csrf_field.txt
index 1177a29..61517a4 100644
--- a/site/doc/pages/csrf_field.txt
+++ b/site/doc/pages/csrf_field.txt
@@ -14,8 +14,8 @@ Use this in ordinary server-rendered POST forms when the submitted field name sh
 
 :example
 ?><form method="post">
-	<?= csrf_field("uce-doc-session") ?>
-	<?= csrf_field("uce-doc-session", "profile_form", "csrf_token") ?>
+	<? print(csrf_field("uce-doc-session")); ?>
+	<? print(csrf_field("uce-doc-session", "profile_form", "csrf_token")); ?>
 	<button type="submit">Save</button>
 </form><?