diff --git a/docs/_data/browser-bugs.yml b/docs/_data/browser-bugs.yml
index 4e3a7b4c0f..b13398b73d 100644
--- a/docs/_data/browser-bugs.yml
+++ b/docs/_data/browser-bugs.yml
@@ -236,7 +236,7 @@
   summary: >
     Focus ring of image map within a modal is displayed in the wrong location.
   upstream_bug: >
-    WebKit#143527
+    WebKit#143527, Safari#21908735
   origin: >
     Bootstrap#16180