diff --git a/django/contrib/admin/media/css/changelists.css b/django/contrib/admin/media/css/changelists.css
index 282833c440..e01a89817c 100644
--- a/django/contrib/admin/media/css/changelists.css
+++ b/django/contrib/admin/media/css/changelists.css
@@ -60,11 +60,11 @@
     text-align: center;
 }
 
-#changelist table tbody td {
+#changelist table tbody td, #changelist table tbody th {
     border-left: 1px solid #ddd;
 }
 
-#changelist table tbody td:first-child {
+#changelist table tbody td:first-child, #changelist table tbody th:first-child {
     border-left: 0;
     border-right: 1px solid #ddd;
     text-align: center;