diff --git a/mypy/test/testconstraints.py b/mypy/test/testconstraints.py
index b46f31327150..338f764dc8e8 100644
--- a/mypy/test/testconstraints.py
+++ b/mypy/test/testconstraints.py
@@ -22,7 +22,6 @@ def test_basic_type_variable(self) -> None:
                 Constraint(type_var=fx.t, op=direction, target=fx.a)
             ]
 
-    @pytest.mark.xfail
     def test_basic_type_var_tuple_subtype(self) -> None:
         fx = self.fx
         assert infer_constraints(