diff --git a/docs/_data/browser-bugs.yml b/docs/_data/browser-bugs.yml
index 7ba215e0ca..2bab84648c 100644
--- a/docs/_data/browser-bugs.yml
+++ b/docs/_data/browser-bugs.yml
@@ -171,6 +171,16 @@
   origin: >
     Bootstrap#14868
 
+-
+  browser: >
+    Safari (OS X)
+  summary: >
+    Alpha linear-gradient has dark line at its edge.
+  upstream_bug: >
+    WebKit#139803  
+  origin: >
+    Bootstrap#15205
+
 -
   browser: >
     Safari (iOS)