diff --git a/include/lehrveranstaltung.class.php b/include/lehrveranstaltung.class.php
index aef45ef02..a6748b0fa 100644
--- a/include/lehrveranstaltung.class.php
+++ b/include/lehrveranstaltung.class.php
@@ -823,8 +823,8 @@ class lehrveranstaltung extends basis_db
 					'alvs = '.$this->db_add_param($this->alvs).', '.
 					'lvps = '.$this->db_add_param($this->lvps).', '.
 					'las = '.$this->db_add_param($this->las).', '.
-					'benotung = '.$this->db_add_param($this->benotung).', '.
-					'lvinfo = '.$this->db_add_param($this->lvinfo).' '.
+					'benotung = '.$this->db_add_param($this->benotung, FHC_BOOLEAN).', '.
+					'lvinfo = '.$this->db_add_param($this->lvinfo, FHC_BOOLEAN).' '.
 					'WHERE lehrveranstaltung_id = ' . $this->db_add_param($this->lehrveranstaltung_id, FHC_INTEGER, false) . ';';
 		}