diff --git a/test_runner/regress/test_hot_standby.py b/test_runner/regress/test_hot_standby.py
index 582ac1b17e..12e034cea2 100644
--- a/test_runner/regress/test_hot_standby.py
+++ b/test_runner/regress/test_hot_standby.py
@@ -1,9 +1,7 @@
 import pytest
 from fixtures.neon_fixtures import NeonEnv
-from fixtures.pg_version import PgVersion, xfail_on_postgres
 
 
-@xfail_on_postgres(PgVersion.V15, reason="https://github.com/neondatabase/neon/pull/4182")
 @pytest.mark.timeout(1800)
 def test_hot_standby(neon_simple_env: NeonEnv):
     env = neon_simple_env
diff --git a/test_runner/regress/test_pg_regress.py b/test_runner/regress/test_pg_regress.py
index 505d8d4129..d765316174 100644
--- a/test_runner/regress/test_pg_regress.py
+++ b/test_runner/regress/test_pg_regress.py
@@ -5,7 +5,6 @@ from pathlib import Path
 
 import pytest
 from fixtures.neon_fixtures import NeonEnv, check_restored_datadir_content
-from fixtures.pg_version import PgVersion, xfail_on_postgres
 
 
 # Run the main PostgreSQL regression tests, in src/test/regress.
@@ -72,7 +71,6 @@ def test_pg_regress(
 #
 # This runs for a long time, especially in debug mode, so use a larger-than-default
 # timeout.
-@xfail_on_postgres(PgVersion.V15, reason="https://github.com/neondatabase/neon/pull/4213")
 @pytest.mark.timeout(1800)
 def test_isolation(
     neon_simple_env: NeonEnv,