diff --git a/src/backend/xml/gnc-invoice-xml-v2.c b/src/backend/xml/gnc-invoice-xml-v2.c
index 6f968ca71d..7062dd25ca 100644
--- a/src/backend/xml/gnc-invoice-xml-v2.c
+++ b/src/backend/xml/gnc-invoice-xml-v2.c
@@ -90,6 +90,7 @@ static xmlNodePtr
 invoice_dom_tree_create (GncInvoice *invoice)
 {
     xmlNodePtr ret;
+    kvp_frame *kf;
     Timespec ts;
     Transaction *txn;
     GNCLot *lot;
@@ -156,6 +157,16 @@ invoice_dom_tree_create (GncInvoice *invoice)
     if (! gnc_numeric_zero_p (amt))
         xmlAddChild (ret, gnc_numeric_to_dom_tree (invoice_tochargeamt_string, &amt));
 
+    kf = qof_instance_get_slots (QOF_INSTANCE(invoice));
+    if (kf)
+    {
+        xmlNodePtr kvpnode = kvp_frame_to_dom_tree(invoice_slots_string, kf);
+        if (kvpnode)
+        {
+            xmlAddChild(ret, kvpnode);
+        }
+    }
+
     return ret;
 }
 
@@ -396,7 +407,10 @@ invoice_tochargeamt_handler (xmlNodePtr node, gpointer invoice_pdata)
 static gboolean
 invoice_slots_handler (xmlNodePtr node, gpointer invoice_pdata)
 {
-    return TRUE;
+    struct invoice_pdata *pdata = invoice_pdata;
+
+    return dom_tree_to_kvp_frame_given
+           (node, xaccAccountGetSlots (pdata->invoice));
 }
 
 static struct dom_tree_handler invoice_handlers_v2[] =