diff --git a/frontend/src/components/FormatMarquee.jsx b/frontend/src/components/FormatMarquee.jsx
index 5038576..17f9c6e 100644
--- a/frontend/src/components/FormatMarquee.jsx
+++ b/frontend/src/components/FormatMarquee.jsx
@@ -6,6 +6,7 @@ const PAIRS = [
   ['docx', 'pdf'],
   ['ttf', 'woff'],
   ['epub', 'mobi'],
+  ['rar', 'zip'],
 ];
 
 function Pill({ from, to }) {