diff --git a/core/includes/theme.inc b/core/includes/theme.inc
index 303db67..c0a21bd 100644
--- a/core/includes/theme.inc
+++ b/core/includes/theme.inc
@@ -1346,10 +1346,6 @@ function template_preprocess_table(&$variables) {
                 $cell_content = drupal_render($cell_content);
               }
             }
-            // Active table sort information.
-            if (isset($variables['header'][$col_key]['data']) && $variables['header'][$col_key]['data'] == $ts['name'] && !empty($variables['header'][$col_key]['field'])) {
-              $variables[$section][$row_key]['cells'][$col_key]['active_table_sort'] = TRUE;
-            }
             // Copy RESPONSIVE_PRIORITY_LOW/RESPONSIVE_PRIORITY_MEDIUM
             // class from header to cell as needed.
             if (isset($responsive_classes[$responsive_index])) {
diff --git a/core/modules/system/templates/table.html.twig b/core/modules/system/templates/table.html.twig
index 3d0252e..78d8ce8 100644
--- a/core/modules/system/templates/table.html.twig
+++ b/core/modules/system/templates/table.html.twig
@@ -28,8 +28,6 @@
  *     - attributes: Any HTML attributes, such as "colspan", to apply to the
  *       table cell.
  *     - content: The string to display in the table cell.
- *     - active_table_sort: A boolean indicating whether the cell is the active
-         table sort.
  * - footer: Table footer rows, in the same format as the rows variable.
  * - empty: The message to display in an extra row if table does not have
  *   any rows.
@@ -62,12 +60,7 @@
     <thead>
       <tr>
         {% for cell in header %}
-          {%
-            set cell_classes = [
-              cell.active_table_sort ? 'active',
-            ]
-          %}
-          <{{ cell.tag }}{{ cell.attributes.addClass(cell_classes) }}>
+          <{{ cell.tag }}{{ cell.attributes }}>
             {{- cell.content -}}
           </{{ cell.tag }}>
         {% endfor %}