diff --git a/src/wp-admin/css/common.css b/src/wp-admin/css/common.css
index e89e78fbfe..e3f5b803e7 100644
--- a/src/wp-admin/css/common.css
+++ b/src/wp-admin/css/common.css
@@ -2834,6 +2834,7 @@ img {
 .js .postbox .handlediv .toggle-indicator:before {
 	margin-top: 4px;
 	width: 20px;
+	-webkit-border-radius: 50%;
 	border-radius: 50%;
 	text-indent: -1px; /* account for the dashicon alignment */
 }
@@ -2985,6 +2986,7 @@ img {
 	padding: 1px 2px 1px 0px;
 	margin-top: 10px;
 	margin-right: 10px;
+	-webkit-border-radius: 50%;
 	border-radius: 50%;
 }
 
diff --git a/src/wp-admin/css/nav-menus.css b/src/wp-admin/css/nav-menus.css
index e3cae985d4..c6196bebf7 100644
--- a/src/wp-admin/css/nav-menus.css
+++ b/src/wp-admin/css/nav-menus.css
@@ -622,6 +622,7 @@ body.menu-max-depth-11 { min-width: 1280px !important; }
 	margin-top: 10px;
 	margin-left: 4px;
 	width: 20px;
+	-webkit-border-radius: 50%;
 	border-radius: 50%;
 	text-indent: -1px; /* account for the dashicon alignment */
 }