diff --git a/docs/_data/browser-bugs.yml b/docs/_data/browser-bugs.yml
index 67dc77d1ac..c976cb687c 100644
--- a/docs/_data/browser-bugs.yml
+++ b/docs/_data/browser-bugs.yml
@@ -156,7 +156,7 @@
   summary: >
     Alpha linear-gradient has dark line at its edge.
   upstream_bug: >
-    WebKit#139803  
+    WebKit#139803, Safari#19434933
   origin: >
     Bootstrap#15205