diff --git a/browser/components/BrowserContentHandler.sys.mjs b/browser/components/BrowserContentHandler.sys.mjs
index 8630614d23147365628e0cb7e9625b8f2a160588..0750869f16336452a458f27627e6fe0492aae462 100644
--- a/browser/components/BrowserContentHandler.sys.mjs
+++ b/browser/components/BrowserContentHandler.sys.mjs
@@ -1276,6 +1276,7 @@ function maybeRecordToHandleTelemetry(uri, isLaunch) {
       ".avif",
       ".htm",
       ".html",
+      ".jxl",
       ".pdf",
       ".shtml",
       ".xht",