diff --git a/wp-includes/css/media-views.css b/wp-includes/css/media-views.css
index 74efa1431c..a95310b4d6 100644
--- a/wp-includes/css/media-views.css
+++ b/wp-includes/css/media-views.css
@@ -299,12 +299,6 @@
 	overflow: hidden;
 }
 
-.attachment.selected .attachment-preview:after {
-	box-shadow:
-		inset 0 0 0 1px rgba( 0, 0, 0, 0.1 ),
-		inset 0 0 10px 5px rgba( 0, 0, 0, 0.2 );
-}
-
 .attachment .thumbnail img {
 	top: 0;
 	left: 0;