diff --git a/core/lib/Drupal/Core/Field/Plugin/Field/FieldWidget/StringWidget.php b/core/lib/Drupal/Core/Field/Plugin/Field/FieldWidget/StringWidget.php
index b08b7de..a433410 100644
--- a/core/lib/Drupal/Core/Field/Plugin/Field/FieldWidget/StringWidget.php
+++ b/core/lib/Drupal/Core/Field/Plugin/Field/FieldWidget/StringWidget.php
@@ -28,7 +28,7 @@ class StringWidget extends WidgetBase {
    */
   public static function settings() {
     $settings = parent::settings();
-    $settings['size'] = '60';
+    $settings['size'] = 60;
     $settings['placeholder'] = '';
     return $settings;
   }
diff --git a/core/modules/responsive_image/lib/Drupal/responsive_image/Plugin/Field/FieldFormatter/ResponsiveImageFormatter.php b/core/modules/responsive_image/lib/Drupal/responsive_image/Plugin/Field/FieldFormatter/ResponsiveImageFormatter.php
index 8f935c0..31ba83a 100644
--- a/core/modules/responsive_image/lib/Drupal/responsive_image/Plugin/Field/FieldFormatter/ResponsiveImageFormatter.php
+++ b/core/modules/responsive_image/lib/Drupal/responsive_image/Plugin/Field/FieldFormatter/ResponsiveImageFormatter.php
@@ -18,11 +18,6 @@
  *   label = @Translation("Responsive image"),
  *   field_types = {
  *     "image",
- *   },
- *   settings = {
- *     "responsive_image_mapping" = "",
- *     "fallback_image_style" = "",
- *     "image_link" = "",
  *   }
  * )
  */
@@ -31,6 +26,17 @@ class ResponsiveImageFormatter extends ImageFormatterBase {
   /**
    * {@inheritdoc}
    */
+  public static function settings() {
+    $settings = parent::settings();
+    $settings['responsive_image_mapping'] = '';
+    $settings['fallback_image_style'] = '';
+    $settings['image_link'] = '';
+    return $settings;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
   public function settingsForm(array $form, array &$form_state) {
     $responsive_image_options = array();
     $responsive_image_mappings = entity_load_multiple('responsive_image_mapping');