diff --git a/src/core/js/form_elements.js b/src/core/js/form_elements.js
index 63c76807a3d0462a2b6701dc47c2d83c72a134fc..c081650de0f617bca94bc387aedca6b2ebd1b2f6 100644
--- a/src/core/js/form_elements.js
+++ b/src/core/js/form_elements.js
@@ -1338,6 +1338,8 @@ var form_elements = new function () {
     }
 
     /**
+     * @typedef {object} TextFieldConfig
+     *
      * Field config for a text field (config.type = 'text').
      *
      * @augments {FieldConfig}