diff --git a/noxfile.py b/noxfile.py
index 4b61124e6..23b3ba903 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -196,7 +196,7 @@ def run_integration_test(session, pytest_posargs):
         'test/integration',
         '-s',
         '-n',
-        'auto',
+        '2' if CI else 'auto',
         '--log-level',
         'INFO',
         '-W',