diff --git a/rdf/anwesenheitsliste.xml.php b/rdf/anwesenheitsliste.xml.php
index 34c223709..6c6a29685 100644
--- a/rdf/anwesenheitsliste.xml.php
+++ b/rdf/anwesenheitsliste.xml.php
@@ -99,7 +99,7 @@ foreach($data as $key => $value)
 		. "JOIN public.tbl_benutzer be ON be.uid = stlv.uid "
 		. "JOIN public.tbl_person pe ON pe.person_id = be.person_id "
 		. "JOIN public.tbl_prestudent pre ON (pre.person_id = pe.person_id AND pre.studiengang_kz = " . $db->db_add_param($studiengang) . ") "
-		. "LEFT JOIN lehre.tbl_zeugnisnote zn ON (zn.lehrveranstaltung_id = stlv.lehrveranstaltung_id AND zn.student_uid = stlv.uid) "
+		. "LEFT JOIN lehre.tbl_zeugnisnote zn ON (zn.lehrveranstaltung_id = stlv.lehrveranstaltung_id AND zn.student_uid = stlv.uid AND zn.studiensemester_kurzbz = " . $db->db_add_param($studiensemester) . ") "
 		. "WHERE stlv.lehreinheit_id = " . $db->db_add_param($key) . " "
 		. "AND get_rolle_prestudent(pre.prestudent_id, " . $db->db_add_param($studiensemester) . ") NOT IN ('Abbrecher', 'Unterbrecher') "
 		. "ORDER BY nachname ASC";