diff --git a/website/src/service-worker.ts b/website/src/service-worker.ts
index 873a04f..a0eb052 100644
--- a/website/src/service-worker.ts
+++ b/website/src/service-worker.ts
@@ -58,7 +58,7 @@ registerRoute(
 registerRoute(
   // Add in any other file extensions or routing criteria as needed.
   ({ url }) =>
-    url.origin === self.location.origin && url.pathname.endsWith(".png"),
+    url.origin === self.location.origin && ([".png", ".woff2", "woff"].some(ending => url.pathname.endsWith(ending)))
   // Customize this strategy as needed, e.g., by changing to CacheFirst.
   new StaleWhileRevalidate({
     cacheName: "images",