diff --git a/phpgwapi/inc/adodb/drivers/adodb-postgres64.inc.php b/phpgwapi/inc/adodb/drivers/adodb-postgres64.inc.php
index 51f5fa257b..4b9042421d 100644
--- a/phpgwapi/inc/adodb/drivers/adodb-postgres64.inc.php
+++ b/phpgwapi/inc/adodb/drivers/adodb-postgres64.inc.php
@@ -256,8 +256,6 @@ select viewname,'V' from pg_views where viewname like $mask";
 	// if magic quotes disabled, use pg_escape_string()
 	function qstr($s,$magic_quotes=false)
 	{
-		if (is_bool($s)) return $s ? 'true' : 'false';
-
 		if (!$magic_quotes) {
 			if (ADODB_PHPVER >= 0x5200) {
 				return  "'".pg_escape_string($this->_connectionID,$s)."'";