diff --git a/tests/queries/0_stateless/01765_tehran_dst.reference b/tests/queries/0_stateless/01765_tehran_dst.reference
index 8b0a23c7971..61f5403e5e5 100644
--- a/tests/queries/0_stateless/01765_tehran_dst.reference
+++ b/tests/queries/0_stateless/01765_tehran_dst.reference
@@ -1 +1,2 @@
 2021-03-22 23:15:11
+2020-03-21 23:00:00
diff --git a/tests/queries/0_stateless/01765_tehran_dst.sql b/tests/queries/0_stateless/01765_tehran_dst.sql
index b332ba457a1..41b92ae2360 100644
--- a/tests/queries/0_stateless/01765_tehran_dst.sql
+++ b/tests/queries/0_stateless/01765_tehran_dst.sql
@@ -1 +1,2 @@
 SELECT toTimeZone(toDateTime('2021-03-22 18:45:11', 'UTC'), 'Asia/Tehran');
+SELECT toDateTime('2020-03-21 23:00:00', 'Asia/Tehran');