diff --git a/python/tests/test_cvec.py b/python/tests/test_cvec.py
index 73ee6549..e21418fc 100755
--- a/python/tests/test_cvec.py
+++ b/python/tests/test_cvec.py
@@ -43,7 +43,7 @@ class aubio_cvec_test_case(TestCase):
         spec = cvec(1024)
         spec.phas[39:-1] = -np.pi
         assert_equal(spec.phas[0:39], 0)
-        assert_equal(spec.phas[39:-1], -np.pi)
+        assert_equal(spec.phas[39:-1], np.asanyarray(-np.pi, spec.phas.dtype))
         assert_equal(spec.norm, 0)
 
     def test_assign_cvec_with_other_cvec(self):