diff --git a/lib/zin/wg/docapp/js/v1.js b/lib/zin/wg/docapp/js/v1.js
index f7438d6a24..8cf17b28b0 100644
--- a/lib/zin/wg/docapp/js/v1.js
+++ b/lib/zin/wg/docapp/js/v1.js
@@ -293,6 +293,9 @@ function handleSaveDoc(doc)
         uid        : doc.contentType === 'doc' ? '' : (doc.uid || `doc${doc.id}`),
     };
 
+    const docAppData = docApp.doc.data;
+    if (doc.id === docAppData.id) docData.mailto = docAppData.mailto;
+
     if(savingDocData[doc.id])
     {
         mergeDocFormData(docData, savingDocData[doc.id]);