diff --git a/tests/conftest.py b/tests/conftest.py
index 4fe798381..5816ab53f 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -34,7 +34,7 @@ user = "user"
 key_path = os.path.join(here, f"{user}.key")
 
 
-@pytest.fixture
+@pytest.fixture(scope="session")
 def ssh_server():
     users = {user: key_path}
     with mockssh.Server(users) as s: