diff --git a/browser/components/BrowserContentHandler.sys.mjs b/browser/components/BrowserContentHandler.sys.mjs
index 7aef091c0be1cb0ea0be52268949db17032f96d9..5e9105fa671d1b1979f204fc8d3be22771998ad7 100644
--- a/browser/components/BrowserContentHandler.sys.mjs
+++ b/browser/components/BrowserContentHandler.sys.mjs
@@ -1278,6 +1278,7 @@ function maybeRecordToHandleTelemetry(uri, isLaunch) {
       ".avif",
       ".htm",
       ".html",
+      ".jxl",
       ".pdf",
       ".shtml",
       ".xht",