diff --git a/internal/sql/ast/alter_table_type.go b/internal/sql/ast/alter_table_type.go
deleted file mode 100644
index b5922042e1..0000000000
--- a/internal/sql/ast/alter_table_type.go
+++ /dev/null
@@ -1,7 +0,0 @@
-package ast
-
-type AlterTableType_PG uint
-
-func (n *AlterTableType_PG) Pos() int {
-	return 0
-}