diff --git a/core/modules/field/field.module b/core/modules/field/field.module
index 5bd36d1..d0c2ad5 100644
--- a/core/modules/field/field.module
+++ b/core/modules/field/field.module
@@ -543,7 +543,7 @@ function _field_sort_items_value_helper($a, $b) {
  *   'view_modes' => array(
  *     // One sub-array per view mode for the entity type:
  *     'full' => array(
- *       'custom_display' => Whether the view mode uses custom display
+ *       'custom_settings' => Whether the view mode uses custom display
  *         settings or settings of the 'default' mode,
  *     ),
  *     'teaser' => ...