diff --git a/phpgwapi/inc/class.db_backup.inc.php b/phpgwapi/inc/class.db_backup.inc.php
index 2e55469562..0821ae79c1 100644
--- a/phpgwapi/inc/class.db_backup.inc.php
+++ b/phpgwapi/inc/class.db_backup.inc.php
@@ -359,7 +359,7 @@ class db_backup
 				$system_config[] = $row;
 			}
 		}
-		$this->db->transaction_begin();
+		if (substr($this->db->Type,0,5) != 'mysql') $this->db->transaction_begin();
 
 		// drop all existing tables
 		foreach($this->adodb->MetaTables('TABLES') as $table)
@@ -616,9 +616,12 @@ class db_backup
 			unlink($name);
 			rmdir($dir.'/database_backup');
 		}
-		if (!$this->db->transaction_commit())
+		if (substr($this->db->Type,0,5) != 'mysql')
 		{
-			return lang('Restore failed');
+			if (!$this->db->transaction_commit())
+			{
+				return lang('Restore failed');
+			}
 		}
 		// flush instance cache
 		egw_cache::flush(egw_cache::INSTANCE);
@@ -1026,4 +1029,4 @@ echo "<p>line='$line'</p>\n";
 $fields = db_backup::csv_split($line);
 echo "<pre>".print_r($fields,true)."</pre>\n";
 //echo count($fields)." fields\n";
-*/
\ No newline at end of file
+*/