diff --git a/Koha/OAI/Server/GetRecord.pm b/Koha/OAI/Server/GetRecord.pm
index a6fa42814b..30379c4246 100644
--- a/Koha/OAI/Server/GetRecord.pm
+++ b/Koha/OAI/Server/GetRecord.pm
@@ -48,7 +48,7 @@ sub new {
         $sql .= "
             UNION
             SELECT deleteditems.timestamp FROM deleteditems JOIN biblio USING (biblionumber)
-            WHERE biblionumber=?
+            WHERE deleteditems.biblionumber=?
             UNION
             SELECT timestamp from items
             WHERE biblionumber=?