diff --git a/src/wp-admin/css/wp-admin.css b/src/wp-admin/css/wp-admin.css
index 23fd7e0e1c..41b5c6750c 100644
--- a/src/wp-admin/css/wp-admin.css
+++ b/src/wp-admin/css/wp-admin.css
@@ -11231,7 +11231,7 @@ div#widgets-right .closed .widgets-sortables {
 	cursor: pointer;
 	outline: none;
 	position: relative;
-	transition: background: 0.2s ease-in-out;
+	transition: background 0.2s ease-in-out;
 }
 
 .widgets-chooser li:hover,