diff --git a/sql/schema.sql b/sql/schema.sql
index 85c9ba7..96c1b69 100644
--- a/sql/schema.sql
+++ b/sql/schema.sql
@@ -311,4 +311,6 @@ begin
     user_id = new.user_id,
     news_id = new.news_id,
     "date" = new.date;
-end;
\ No newline at end of file
+end;
+
+create index if not exists idx_snh_operation_id_desc on squadrons_news_historical (operation_id desc);