diff -U3 /tmp/cirrus-ci-build/src/test/regress/expected/subselect.out /tmp/cirrus-ci-build/src/bin/pg_upgrade/tmp_check/results/subselect.out
--- /tmp/cirrus-ci-build/src/test/regress/expected/subselect.out	2024-12-11 16:06:03.259742932 +0000
+++ /tmp/cirrus-ci-build/src/bin/pg_upgrade/tmp_check/results/subselect.out	2024-12-11 16:12:20.412855058 +0000
@@ -1029,7 +1029,7 @@
    ->  Seq Scan on tenk1 t
          Filter: ((ANY (unique2 = (hashed SubPlan 2).col1)) OR (ten < 0))
          SubPlan 2
-           ->  Index Only Scan using tenk1_unique1 on tenk1 k
+           ->  Index Only Scan using idx_int4 on tenk1 k
 (5 rows)
 
 select count(*) from tenk1 t