diff --git a/r/firefoxua.md b/r/firefoxua.md
new file mode 100644
index 0000000..5687291
--- /dev/null
+++ b/r/firefoxua.md
@@ -0,0 +1,5 @@
+---
+redirect_to: https://bugzilla.mozilla.org/show_bug.cgi?id=1840385#c2
+permalink: /r/firefoxua.html
+sitemap: false
+---