diff --git a/src/Psalm/Internal/CallMap.php b/src/Psalm/Internal/CallMap.php
index 03edd9640..156bde033 100644
--- a/src/Psalm/Internal/CallMap.php
+++ b/src/Psalm/Internal/CallMap.php
@@ -9553,7 +9553,7 @@ return [
 'PDO::getAttribute' => ['', 'attribute'=>'int'],
 'PDO::getAvailableDrivers' => ['array'],
 'PDO::inTransaction' => ['bool'],
-'PDO::lastInsertId' => ['string', 'seqname='=>'string'],
+'PDO::lastInsertId' => ['string', 'name='=>'string|null'],
 'PDO::pgsqlCopyFromArray' => ['bool', 'table_name'=>'string', 'rows'=>'array', 'delimiter'=>'string', 'null_as'=>'string', 'fields'=>'string'],
 'PDO::pgsqlCopyFromFile' => ['bool', 'table_name'=>'string', 'filename'=>'string', 'delimiter'=>'string', 'null_as'=>'string', 'fields'=>'string'],
 'PDO::pgsqlCopyToArray' => ['array', 'table_name'=>'string', 'delimiter'=>'string', 'null_as'=>'string', 'fields'=>'string'],