diff --git a/tests/conftest.py b/tests/conftest.py
index 0d5df6d..710bd5e 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -3,4 +3,6 @@
 from pytest_httpbin.plugin import httpbin_ca_bundle
 
 
-pytest.fixture(autouse=True)(httpbin_ca_bundle)
+@pytest.fixture(autouse=True, scope='function')
+def httpbin_ca_bundle_autoused(httpbin_ca_bundle):
+    pass