diff --git a/requirements-dev.txt b/requirements-dev.txt
index 9869cc9..fca761c 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,5 +1,4 @@
 -e .
-aiodocker==0.21.0
 bandit==1.7.5
 black==23.3.0
 flake8-bugbear==23.3.23
diff --git a/tests/conftest.py b/tests/conftest.py
index 7d44d31..431b732 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -1,17 +1,12 @@
 import asyncio
 import gc
 import os
-import random
-import time
 import uuid
 from concurrent.futures import ThreadPoolExecutor
-from contextlib import asynccontextmanager
 
-import pyodbc
 import pytest
 import pytest_asyncio
 import uvloop
-from aiodocker import Docker
 
 import aioodbc
 
@@ -43,163 +38,6 @@ def loop(event_loop):
     return event_loop
 
 
-@pytest.fixture(scope="session")
-async def docker():
-    client = Docker()
-
-    try:
-        yield client
-    finally:
-        await client.close()
-
-
-@pytest.fixture(scope="session")
-def host():
-    # Alternative: host.docker.internal, however not working on travis
-    return os.environ.get("DOCKER_MACHINE_IP", "127.0.0.1")
-
-
-@pytest_asyncio.fixture
-async def pg_params(pg_server):
-    server_info = pg_server["pg_params"]
-    return dict(**server_info)
-
-
-@asynccontextmanager
-async def _pg_server_helper(host, docker, session_id):
-    pg_tag = "9.5"
-
-    await docker.pull(f"postgres:{pg_tag}")
-    container = await docker.containers.create_or_replace(
-        name=f"aioodbc-test-server-{pg_tag}-{session_id}",
-        config={
-            "Image": f"postgres:{pg_tag}",
-            "AttachStdout": False,
-            "AttachStderr": False,
-            "HostConfig": {
-                "PublishAllPorts": True,
-            },
-        },
-    )
-    await container.start()
-    container_port = await container.port(5432)
-    port = container_port[0]["HostPort"]
-
-    pg_params = {
-        "database": "postgres",
-        "user": "postgres",
-        "password": "mysecretpassword",
-        "host": host,
-        "port": port,
-    }
-
-    start = time.time()
-    dsn = create_pg_dsn(pg_params)
-    last_error = None
-    container_info = {
-        "port": port,
-        "pg_params": pg_params,
-        "container": container,
-        "dsn": dsn,
-    }
-    try:
-        while (time.time() - start) < 40:
-            try:
-                conn = pyodbc.connect(dsn)
-                cur = conn.execute("SELECT 1;")
-                cur.close()
-                conn.close()
-                break
-            except pyodbc.Error as e:
-                last_error = e
-                await asyncio.sleep(random.uniform(0.1, 1))
-        else:
-            pytest.fail(f"Cannot start postgres server: {last_error}")
-
-        yield container_info
-    finally:
-        container = container_info["container"]
-        if container:
-            await container.kill()
-            await container.delete(v=True, force=True)
-
-
-@pytest.fixture(scope="session")
-async def pg_server(host, docker, session_id):
-    async with _pg_server_helper(host, docker, session_id) as helper:
-        yield helper
-
-
-@pytest.fixture
-async def pg_server_local(host, docker):
-    async with _pg_server_helper(host, docker, None) as helper:
-        yield helper
-
-
-@pytest.fixture
-async def mysql_params(mysql_server):
-    server_info = (mysql_server)["mysql_params"]
-    return dict(**server_info)
-
-
-@pytest.fixture(scope="session")
-async def mysql_server(host, docker, session_id):
-    mysql_tag = "5.7"
-    await docker.pull(f"mysql:{mysql_tag}")
-    container = await docker.containers.create_or_replace(
-        name=f"aioodbc-test-server-{mysql_tag}-{session_id}",
-        config={
-            "Image": f"mysql:{mysql_tag}",
-            "AttachStdout": False,
-            "AttachStderr": False,
-            "Env": [
-                "MYSQL_USER=aioodbc",
-                "MYSQL_PASSWORD=mysecretpassword",
-                "MYSQL_DATABASE=aioodbc",
-                "MYSQL_ROOT_PASSWORD=mysecretpassword",
-            ],
-            "HostConfig": {
-                "PublishAllPorts": True,
-            },
-        },
-    )
-    await container.start()
-    port = (await container.port(3306))[0]["HostPort"]
-    mysql_params = {
-        "database": "aioodbc",
-        "user": "aioodbc",
-        "password": "mysecretpassword",
-        "host": host,
-        "port": port,
-    }
-    dsn = create_mysql_dsn(mysql_params)
-    start = time.time()
-    try:
-        last_error = None
-        while (time.time() - start) < 30:
-            try:
-                conn = pyodbc.connect(dsn)
-                cur = conn.execute("SELECT 1;")
-                cur.close()
-                conn.close()
-                break
-            except pyodbc.Error as e:
-                last_error = e
-                await asyncio.sleep(random.uniform(0.1, 1))
-        else:
-            pytest.fail(f"Cannot start mysql server: {last_error}")
-
-        container_info = {
-            "port": port,
-            "mysql_params": mysql_params,
-        }
-
-        yield container_info
-    finally:
-        await container.kill()
-        await container.delete(v=True, force=True)
-
-
 @pytest.fixture
 def executor():
     executor = ThreadPoolExecutor(max_workers=1)
@@ -215,7 +53,7 @@ def pytest_configure():
 
 
 @pytest.fixture
-def db(request):
+def db():
     return "sqlite"