diff --git a/tests/e2e/conftest.py b/tests/e2e/conftest.py
index 011d6c7..bfb6f1d 100644
--- a/tests/e2e/conftest.py
+++ b/tests/e2e/conftest.py
@@ -39,7 +39,7 @@ def live_server() -> Generator[str, None, None]:
         if process.poll() is not None:
             raise RuntimeError("uvicorn server exited before becoming ready")
         try:
-            response = httpx.get(BASE_URL, timeout=1.0)
+            response = httpx.get(BASE_URL, timeout=1.0, trust_env=False)
             if response.status_code < 500:
                 break
         except Exception as exc:  # noqa: BLE001
@@ -73,7 +73,7 @@ def seed_default_currencies(live_server: str) -> None:
         {"code": "CLP", "name": "Chilean Peso", "symbol": "CLP$", "is_active": True},
     ]
 
-    with httpx.Client(base_url=live_server, timeout=5.0) as client:
+    with httpx.Client(base_url=live_server, timeout=5.0, trust_env=False) as client:
         try:
             response = client.get("/api/currencies/?include_inactive=true")
             response.raise_for_status()