diff --git a/docs/_data/browser-bugs.yml b/docs/_data/browser-bugs.yml
index aa454783e4..c6be8be648 100644
--- a/docs/_data/browser-bugs.yml
+++ b/docs/_data/browser-bugs.yml
@@ -144,7 +144,7 @@
   summary: >
     Mouse sometimes not within element for purposes of `mouseenter`/`mouseleave` when it's within SVG elements
   upstream_bug: >
-    Mozilla#1278000
+    Mozilla#577785
   origin: >
     Bootstrap#19670