diff --git a/REST/functions.php b/REST/functions.php
index 8a62b727..cee3c181 100644
--- a/REST/functions.php
+++ b/REST/functions.php
@@ -372,7 +372,7 @@ INNER JOIN ecminvoiceoutitems AS ii
 INNER JOIN ecmproducts AS p
         ON ii.ecmproduct_id = p.id
        AND p.deleted = 0
-INNER JOIN ecminvoiceouts AS oi
+LEFT JOIN ecminvoiceouts AS oi
         ON oi.id = i.ecminvoiceout_id
        AND oi.deleted = 0
 LEFT JOIN currencies AS cur
@@ -424,7 +424,7 @@ INNER JOIN ecminvoiceoutitems AS ii
 INNER JOIN ecmproducts AS p
         ON ii.ecmproduct_id = p.id
        AND p.deleted = 0
-INNER JOIN ecminvoiceouts AS oi
+LEFT JOIN ecminvoiceouts AS oi
         ON oi.id = i.ecminvoiceout_id
        AND oi.deleted = 0
 LEFT JOIN currencies AS cur