diff --git a/REST/index.php b/REST/index.php
index 09a9e75c..e734feb3 100644
--- a/REST/index.php
+++ b/REST/index.php
@@ -46,7 +46,7 @@ switch ($_GET["action"]) {
     WHERE p.active = 1 
       AND p.deleted = 0 
       AND p.date_modified > '$sixMonthsAgo'
-      AND (p.exportedAt IS NULL OR p.exportedAt > '$sinceDate')
+      AND (p.exportedAt IS NULL OR p.exportedAt < '$sinceDate')
     GROUP BY p.id, p.name, p.code
 ";
         $r = $db->query($query);