diff --git a/test_runner/regress/test_wal_acceptor.py b/test_runner/regress/test_wal_acceptor.py
index 3ad674d734..afc4b45a40 100644
--- a/test_runner/regress/test_wal_acceptor.py
+++ b/test_runner/regress/test_wal_acceptor.py
@@ -1504,7 +1504,7 @@ class SafekeeperEnv:
             str(i),
             "--broker-endpoint",
             self.fake_broker_endpoint,
-            "--no-sync",
+            # "--no-sync",
         ]
         log.info(f'Running command "{" ".join(cmd)}"')