diff --git a/src/wp-includes/css/media-views.css b/src/wp-includes/css/media-views.css
index 0849efa077..596d123909 100644
--- a/src/wp-includes/css/media-views.css
+++ b/src/wp-includes/css/media-views.css
@@ -806,7 +806,7 @@
 	transition: opacity .1s;
 }
 
-.media-frame.mode-select .attachment .thumbnail {
+.media-frame.mode-grid.mode-select .attachment .thumbnail {
 	opacity: 0.65;
 }