diff --git a/tests/test_probabilist.py b/tests/test_probabilist.py
index 6d2faa281e3983f1404a178962f0d83445540e85..584c9404630495111ddf9a72d939a89a1b2aabc7 100644
--- a/tests/test_probabilist.py
+++ b/tests/test_probabilist.py
@@ -162,7 +162,7 @@ class TestMetrics(unittest.TestCase):
 
     def test_intervals_qlvl_metrics(self):
         lvl = numpy.array([50., 80.])
-        qlvl = numpy.array(10., 25., 75., 90])
+        qlvl = numpy.array([10., 25., 75., 90])
         for metric in expected_itv_qlvl.keys():
 
             numpy.set_printoptions(precision=13)