diff --git a/application/views/lehre/pruefungsprotokollUebersichtData.php b/application/views/lehre/pruefungsprotokollUebersichtData.php
index 1450c7f93..ff2caa774 100644
--- a/application/views/lehre/pruefungsprotokollUebersichtData.php
+++ b/application/views/lehre/pruefungsprotokollUebersichtData.php
@@ -19,10 +19,10 @@ FROM
 WHERE
 	vorsitz='".$UID."'
 	AND (
-		'". $PERIOD. "' = 'today' AND datum = NOW()::date OR
-		'". $PERIOD. "' = 'lastWeek' AND datum >= (NOW() - interval '1 week')::date AND datum < NOW()::date OR
-		'". $PERIOD. "' = 'upcoming' AND datum > NOW()::date OR
-		'". $PERIOD. "' = 'all' AND datum >= '2020-05-27'
+		('". $PERIOD. "' = 'today' AND datum = NOW()::date) OR
+		('". $PERIOD. "' = 'lastWeek' AND datum >= (NOW() - interval '1 week')::date AND datum < NOW()::date) OR
+		('". $PERIOD. "' = 'upcoming' AND datum > NOW()::date) OR
+		('". $PERIOD. "' = 'all' AND datum >= '2020-05-27')
 	)
 ORDER BY datum, nachname, vorname
 ";