diff --git a/tests/conftest.py b/tests/conftest.py
index 3343fde..4016ff0 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -1,24 +1 @@
-from collections.abc import AsyncIterator, Awaitable, Callable
-
-import httpx
-import pytest
-from httpx import ASGITransport, AsyncClient
-
-from app.checker import EndpointChecker
-from app.main import app
-
-
-@pytest.fixture
-async def api_client() -> AsyncIterator[AsyncClient]:
-    async with app.router.lifespan_context(app):
-        async with AsyncClient(transport=ASGITransport(app=app), base_url="http://test") as client:
-            yield client
-
-
-async def public_resolver(host: str, port: int) -> list[str]:
-    return ["93.184.216.34"]
-
-
-def install_checker(handler: Callable[[httpx.Request], httpx.Response], resolver: Callable[[str, int], Awaitable[list[str]]] = public_resolver) -> None:
-    client = httpx.AsyncClient(transport=httpx.MockTransport(handler))
-    app.state.checker = EndpointChecker(client, timeout=1, max_redirects=2, max_response_bytes=1024, resolver=resolver)
+# Env var setup that must run before app.config is imported.