diff --git a/tests/live/test_health_live.py b/tests/live/test_health_live.py
index e6f8ba80..05305859 100644
--- a/tests/live/test_health_live.py
+++ b/tests/live/test_health_live.py
@@ -14,6 +14,7 @@ from unittest.mock import MagicMock
 
 import httpx
 import pytest
+import pytest_asyncio
 
 # Must be set before any decnet import
 os.environ.setdefault("DECNET_JWT_SECRET", "test-secret-key-at-least-32-chars-long!!")
@@ -34,7 +35,7 @@ from sqlalchemy.pool import StaticPool  # noqa: E402
 import uuid as _uuid  # noqa: E402
 
 
-@pytest.fixture(scope="module", loop_scope="module", autouse=True)
+@pytest_asyncio.fixture(scope="module", loop_scope="module", autouse=True)
 async def live_db():
     """Spin up an in-memory SQLite for the live test module."""
     engine = create_async_engine(
@@ -68,7 +69,7 @@ async def live_db():
     await engine.dispose()
 
 
-@pytest.fixture(scope="module", loop_scope="module")
+@pytest_asyncio.fixture(scope="module", loop_scope="module")
 async def live_client(live_db):
     async with httpx.AsyncClient(
         transport=httpx.ASGITransport(app=app),
@@ -77,7 +78,7 @@ async def live_client(live_db):
         yield ac
 
 
-@pytest.fixture(scope="module", loop_scope="module")
+@pytest_asyncio.fixture(scope="module", loop_scope="module")
 async def token(live_client):
     resp = await live_client.post("/api/v1/auth/login", json={
         "username": DECNET_ADMIN_USER,
diff --git a/tests/live/test_mysql_backend_live.py b/tests/live/test_mysql_backend_live.py
index c571f575..e6baa0b8 100644
--- a/tests/live/test_mysql_backend_live.py
+++ b/tests/live/test_mysql_backend_live.py
@@ -28,6 +28,7 @@ from datetime import datetime, timedelta, timezone
 from urllib.parse import urlparse, urlunparse
 
 import pytest
+import pytest_asyncio
 from sqlalchemy import text
 from sqlalchemy.ext.asyncio import create_async_engine
 
@@ -74,7 +75,7 @@ def _url_with_db(server_url: str, db_name: str) -> str:
     return urlunparse(parsed._replace(path=f"/{db_name}"))
 
 
-@pytest.fixture(scope="module", loop_scope="module")
+@pytest_asyncio.fixture(scope="module", loop_scope="module")
 async def mysql_test_db_url():
     """Create a per-worker throwaway database, yield its URL, drop it on teardown.
 
diff --git a/tests/live/test_service_isolation_live.py b/tests/live/test_service_isolation_live.py
index 36349272..c8bc746e 100644
--- a/tests/live/test_service_isolation_live.py
+++ b/tests/live/test_service_isolation_live.py
@@ -23,6 +23,7 @@ from pathlib import Path
 
 import httpx
 import pytest
+import pytest_asyncio
 
 pytestmark = pytest.mark.skipif(
     os.environ.get("CI") == "true",
@@ -66,7 +67,7 @@ from sqlalchemy.pool import StaticPool  # noqa: E402
 # ─── Shared fixtures ────────────────────────────────────────────────────────
 
 
-@pytest.fixture(scope="module", loop_scope="module", autouse=True)
+@pytest_asyncio.fixture(scope="module", loop_scope="module", autouse=True)
 async def live_db():
     """Real in-memory SQLite — shared across this module."""
     engine = create_async_engine(
@@ -104,7 +105,7 @@ async def live_db():
     await engine.dispose()
 
 
-@pytest.fixture(scope="module", loop_scope="module")
+@pytest_asyncio.fixture(scope="module", loop_scope="module")
 async def live_client(live_db):
     async with httpx.AsyncClient(
         transport=httpx.ASGITransport(app=app),
@@ -113,7 +114,7 @@ async def live_client(live_db):
         yield ac
 
 
-@pytest.fixture(scope="module", loop_scope="module")
+@pytest_asyncio.fixture(scope="module", loop_scope="module")
 async def token(live_client):
     resp = await live_client.post(
         "/api/v1/auth/login",