diff --git a/tests/pytest.ini b/tests/pytest.ini
index c0c6f3eb..d0498202 100644
--- a/tests/pytest.ini
+++ b/tests/pytest.ini
@@ -1,4 +1,4 @@
 [pytest]
-; addopts=-n 10
+addopts=-n 10
 markers =
     fa2: FA2-related