diff --git a/cake/libs/model/datasources/dbo/dbo_postgres.php b/cake/libs/model/datasources/dbo/dbo_postgres.php
index 549de7a88..a318cfced 100644
--- a/cake/libs/model/datasources/dbo/dbo_postgres.php
+++ b/cake/libs/model/datasources/dbo/dbo_postgres.php
@@ -363,7 +363,7 @@ class DboPostgres extends DboSource {
 		if (isset($this->_sequenceMap[$table]) && isset($this->_sequenceMap[$table][$field])) {
 			return $this->_sequenceMap[$table][$field];
 		} else {
-			return "{$source}_{$field}_seq";
+			return "{$table}_{$field}_seq";
 		}
 	}
 /**