diff --git a/src/test/regress/expected/horology.out b/src/test/regress/expected/horology.out
index ea22c443861e50c742858a37153fe59295bbb531..98af32ec5270c4028327f217d82fe4a294573bad 100644
--- a/src/test/regress/expected/horology.out
+++ b/src/test/regress/expected/horology.out
@@ -855,11 +855,11 @@ SELECT time with time zone '02:30-08' + interval '36:01' AS "14:31:00-08";
 -- SELECT time with time zone '01:30' + interval '02:01' AS "03:31:00-08";
 -- SELECT time with time zone '03:30' + interval '1 month 04:01' AS "07:31:00-08";
 -- Try the following two tests instead, as a poor substitute
-SELECT CAST(CAST(date 'today' + time with time zone '01:30'
-            + interval '02:01' AS time with time zone) AS time) AS "03:31:00";
- 03:31:00 
+SELECT CAST(CAST(date 'today' + time with time zone '05:30'
+            + interval '02:01' AS time with time zone) AS time) AS "07:31:00";
+ 07:31:00 
 ----------
- 03:31:00
+ 07:31:00
 (1 row)
 
 SELECT CAST(cast(date 'today' + time with time zone '03:30'
diff --git a/src/test/regress/sql/horology.sql b/src/test/regress/sql/horology.sql
index d4be1f51d5e9d75584737a35dad6283addde7143..922b511a864e575162d7fd09a971b4a0ae5504c0 100644
--- a/src/test/regress/sql/horology.sql
+++ b/src/test/regress/sql/horology.sql
@@ -153,8 +153,8 @@ SELECT time with time zone '02:30-08' + interval '36:01' AS "14:31:00-08";
 -- SELECT time with time zone '03:30' + interval '1 month 04:01' AS "07:31:00-08";
 -- Try the following two tests instead, as a poor substitute
 
-SELECT CAST(CAST(date 'today' + time with time zone '01:30'
-            + interval '02:01' AS time with time zone) AS time) AS "03:31:00";
+SELECT CAST(CAST(date 'today' + time with time zone '05:30'
+            + interval '02:01' AS time with time zone) AS time) AS "07:31:00";
 
 SELECT CAST(cast(date 'today' + time with time zone '03:30'
   + interval '1 month 04:01' as timestamp without time zone) AS time) AS "07:31:00";