diff --git a/backend/conftest.py b/backend/conftest.py
index 2696e7db..9eab1170 100644
--- a/backend/conftest.py
+++ b/backend/conftest.py
@@ -10,7 +10,7 @@ def pytest_configure(config):
     os.environ["PYTEST_RUNNING"] = "1"
 
 
-@pytest.fixture(autouse=True)
+@pytest.fixture(scope="module", autouse=True)
 def mock_async_openai():
     with patch("src.llm.OpenAI.client") as mock_async_openai:
         yield mock_async_openai