diff --git a/htdocs/core/db/pgsql.class.php b/htdocs/core/db/pgsql.class.php
index f606dea9c8e37..d8366a0135d83 100644
--- a/htdocs/core/db/pgsql.class.php
+++ b/htdocs/core/db/pgsql.class.php
@@ -177,6 +177,10 @@ static function convertSQLFromMysql($line,$type='auto',$unescapeslashquot=0)
 		}
 		if ($line != "")
 		{
+			// group_concat support (PgSQL >= 9.1)
+			$line = preg_replace('/GROUP_CONCAT/i', 'STRING_AGG', $line);
+			$line = preg_replace('/ SEPARATOR/i', ',', $line);
+
 		    if ($type == 'auto')
 		    {
               if (preg_match('/ALTER TABLE/i',$line)) $type='dml';