diff --git a/optimize/pdf-exports.mdx b/optimize/pdf-exports.mdx
index 085f97245..d84228921 100644
--- a/optimize/pdf-exports.mdx
+++ b/optimize/pdf-exports.mdx
@@ -19,7 +19,7 @@ export const DownloadPDFButton = () => {
 
 You can export your docs as a single PDF file for offline viewing. The PDF contains all the content in the docs, including images and links, and a navigable table of contents.
 
-Full-site PDF exports include all pages regardless of group restrictions, so anyone with access to the exported PDF can read content that may otherwise be gated behind user groups.
+Full-site PDF exports are supported on documentation sites that use authentication. The export includes all pages regardless of group restrictions, so anyone with access to the exported PDF can read content that may otherwise be gated behind user groups.
 
 <Tip>
   To let users download individual pages as PDFs, use the [contextual menu's](/ai/contextual-menu) `download-pdf` option.