Consolidate this list
diff --git a/tests/conftest.py b/tests/conftest.py
index d16be3b..b526f2b 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -1,5 +1,5 @@
 def pytest_generate_tests(metafunc):
-    from cryptography.bindings.openssl import api
+    from cryptography.bindings import _ALL_APIS
 
     if "api" in metafunc.fixturenames:
-        metafunc.parametrize("api", [api])
+        metafunc.parametrize("api", _ALL_APIS)