diff --git a/test_runner/batch_others/test_wal_acceptor_async.py b/test_runner/batch_others/test_wal_acceptor_async.py
index 455b92676f..4ee79fe85f 100644
--- a/test_runner/batch_others/test_wal_acceptor_async.py
+++ b/test_runner/batch_others/test_wal_acceptor_async.py
@@ -1,5 +1,6 @@
 import asyncio
 import asyncpg
+import pytest
 import random
 
 from fixtures.zenith_fixtures import WalAcceptor, WalAcceptorFactory, ZenithPageserver, PostgresFactory, Postgres
@@ -139,6 +140,7 @@ async def run_restarts_under_load(pg: Postgres, acceptors: List[WalAcceptor], n_
 
 
 # restart acceptors one by one, while executing and validating bank transactions
+@pytest.mark.skip(reason="not stable enough")
 def test_restarts_under_load(zenith_cli, pageserver: ZenithPageserver, postgres: PostgresFactory,
                              wa_factory: WalAcceptorFactory):
 
diff --git a/test_runner/batch_others/test_wal_proposer.py b/test_runner/batch_others/test_wal_proposer.py
index c9e6294c8e..22a0f7869f 100644
--- a/test_runner/batch_others/test_wal_proposer.py
+++ b/test_runner/batch_others/test_wal_proposer.py
@@ -1,4 +1,5 @@
 import os
+import pytest
 import subprocess
 import uuid
 
@@ -54,6 +55,7 @@ class ProposerPostgres:
         return res.stdout.strip("\n ")
 
 
+@pytest.mark.skip(reason="not stable enough")
 # insert wal in all safekeepers and run sync on proposer
 def test_sync_safekeepers(repo_dir: str, pg_bin: PgBin, wa_factory: WalAcceptorFactory):
     wa_factory.start_n_new(3)