diff --git a/conftest.py b/conftest.py
index 8b6908f..4ae9247 100644
--- a/conftest.py
+++ b/conftest.py
@@ -1,20 +1,25 @@
 from hypothesis import settings
 import pytest
 
 from swh.core.cli import swh as _swhmain
 
 # define tests profile. Full documentation is at:
 # https://hypothesis.readthedocs.io/en/latest/settings.html#settings-profiles
 settings.register_profile("fast", max_examples=5, deadline=5000)
 settings.register_profile("slow", max_examples=20, deadline=5000)
 
 
 @pytest.fixture
 def swhmain():
     """Yield an instance of the main `swh` click command that cleans the added
     subcommands up on teardown."""
     commands = _swhmain.commands.copy()
     aliases = _swhmain.aliases.copy()
     yield _swhmain
     _swhmain.commands = commands
     _swhmain.aliases = aliases
+
+
+# This is coming from the aiohttp library directly. Beware the desynchronized
+# https://github.com/aio-libs/pytest-aiohttp module which wraps that library...
+pytest_plugins = ["aiohttp.pytest_plugin"]
diff --git a/swh/core/api/tests/conftest.py b/swh/core/api/tests/conftest.py
index b7566b6..e69de29 100644
--- a/swh/core/api/tests/conftest.py
+++ b/swh/core/api/tests/conftest.py
@@ -1,3 +0,0 @@
-# This is coming from the aiohttp library directly. Beware the desynchronized
-# https://github.com/aio-libs/pytest-aiohttp module which wraps that library...
-pytest_plugins = ["aiohttp.pytest_plugin"]