diff --git a/contrib/pg_upgrade/info.c b/contrib/pg_upgrade/info.c
index dbbc143..0c518a2 100644
--- a/contrib/pg_upgrade/info.c
+++ b/contrib/pg_upgrade/info.c
@@ -48,7 +48,7 @@ gen_db_file_maps(DbInfo *old_db, DbInfo *new_db,
 	for (relnum = 0; relnum < old_db->rel_arr.nrels; relnum++)
 	{
 		RelInfo    *old_rel = &old_db->rel_arr.rels[relnum];
-		RelInfo    *new_rel = &old_db->rel_arr.rels[relnum];
+		RelInfo    *new_rel = &new_db->rel_arr.rels[relnum];
 
 		if (old_rel->reloid != new_rel->reloid)
 			pg_log(PG_FATAL, "mismatch of relation id: database \"%s\", old relid %d, new relid %d\n",