diff --git a/src/test/isolation/expected/brin-1.out b/src/test/isolation/expected/brin-1.out
deleted file mode 100644
index ddb90f4dba1389d58e53154b198aa12c023b8700..0000000000000000000000000000000000000000
--- a/src/test/isolation/expected/brin-1.out
+++ /dev/null
@@ -1,39 +0,0 @@
-Parsed test spec with 2 sessions
-
-starting permutation: s2check s1b s2b s1i s2summ s1c s2c s2check
-step s2check: SELECT * FROM brin_page_items(get_raw_page('brinidx', 2), 'brinidx'::regclass);
-itemoffset     blknum         attnum         allnulls       hasnulls       placeholder    value          
-
-1              0              1              f              f              f              {1 .. 1}       
-step s1b: BEGIN ISOLATION LEVEL REPEATABLE READ;
-step s2b: BEGIN ISOLATION LEVEL REPEATABLE READ; SELECT 1;
-?column?       
-
-1              
-step s1i: INSERT INTO brin_iso VALUES (1000);
-step s2summ: SELECT brin_summarize_new_values('brinidx'::regclass);
-brin_summarize_new_values
-
-1              
-step s1c: COMMIT;
-step s2c: COMMIT;
-step s2check: SELECT * FROM brin_page_items(get_raw_page('brinidx', 2), 'brinidx'::regclass);
-itemoffset     blknum         attnum         allnulls       hasnulls       placeholder    value          
-
-1              0              1              f              f              f              {1 .. 1}       
-2              1              1              f              f              f              {1 .. 1000}    
-
-starting permutation: s2check s1b s1i s2vacuum s1c s2check
-step s2check: SELECT * FROM brin_page_items(get_raw_page('brinidx', 2), 'brinidx'::regclass);
-itemoffset     blknum         attnum         allnulls       hasnulls       placeholder    value          
-
-1              0              1              f              f              f              {1 .. 1}       
-step s1b: BEGIN ISOLATION LEVEL REPEATABLE READ;
-step s1i: INSERT INTO brin_iso VALUES (1000);
-step s2vacuum: VACUUM brin_iso;
-step s1c: COMMIT;
-step s2check: SELECT * FROM brin_page_items(get_raw_page('brinidx', 2), 'brinidx'::regclass);
-itemoffset     blknum         attnum         allnulls       hasnulls       placeholder    value          
-
-1              0              1              f              f              f              {1 .. 1}       
-2              1              1              f              f              f              {1 .. 1000}    
diff --git a/src/test/isolation/isolation_schedule b/src/test/isolation/isolation_schedule
index 5852c6e51c2ed72fdc270ceddabcc95a63ed9804..c0ed637cd2485b7d59aba2608e5b832e1072d1c5 100644
--- a/src/test/isolation/isolation_schedule
+++ b/src/test/isolation/isolation_schedule
@@ -36,7 +36,6 @@ test: skip-locked
 test: skip-locked-2
 test: skip-locked-3
 test: skip-locked-4
-test: brin-1
 test: drop-index-concurrently-1
 test: alter-table-1
 test: alter-table-2
diff --git a/src/test/isolation/specs/brin-1.spec b/src/test/isolation/specs/brin-1.spec
deleted file mode 100644
index 19ac18a2e88dc440e63caba08e4ecf2039cc80e6..0000000000000000000000000000000000000000
--- a/src/test/isolation/specs/brin-1.spec
+++ /dev/null
@@ -1,44 +0,0 @@
-# This test verifies that values inserted in transactions still in progress
-# are considered during concurrent range summarization (either using the
-# brin_summarize_new_values function or regular VACUUM).
-
-setup
-{
-    CREATE TABLE brin_iso (
-        value int
-    ) WITH (fillfactor=10);
-    CREATE INDEX brinidx ON brin_iso USING brin (value) WITH (pages_per_range=1);
-    -- this fills the first page
-    DO $$
-    DECLARE curtid tid;
-    BEGIN
-      LOOP
-        INSERT INTO brin_iso VALUES (1) RETURNING ctid INTO curtid;
-        EXIT WHEN curtid > tid '(1, 0)';
-      END LOOP;
-    END;
-    $$;
-    CREATE EXTENSION IF NOT EXISTS pageinspect;
-}
-
-teardown
-{
-    DROP TABLE brin_iso;
-}
-
-session "s1"
-step "s1b"		{ BEGIN ISOLATION LEVEL REPEATABLE READ; }
-step "s1i"		{ INSERT INTO brin_iso VALUES (1000); }
-step "s1c"		{ COMMIT; }
-
-session "s2"
-step "s2b"		{ BEGIN ISOLATION LEVEL REPEATABLE READ; SELECT 1; }
-step "s2summ"	{ SELECT brin_summarize_new_values('brinidx'::regclass); }
-step "s2c"		{ COMMIT; }
-
-step "s2vacuum"	{ VACUUM brin_iso; }
-
-step "s2check"	{ SELECT * FROM brin_page_items(get_raw_page('brinidx', 2), 'brinidx'::regclass); }
-
-permutation "s2check" "s1b" "s2b" "s1i" "s2summ" "s1c" "s2c" "s2check"
-permutation "s2check" "s1b" "s1i" "s2vacuum" "s1c" "s2check"