diff --git a/client/src/views/record/base.js b/client/src/views/record/base.js
index 67df47df88..ae25da1e53 100644
--- a/client/src/views/record/base.js
+++ b/client/src/views/record/base.js
@@ -100,6 +100,13 @@ class BaseRecordView extends View {
      */
     lastSaveCancelReason = null
 
+    /**
+     * Pre-save attribute values.
+     *
+     * @type {Record.<string, *>|undefined}
+     */
+    attributes
+
     /**
      * A record-helper.
      *