diff --git a/thejoker/sampler/tests/test_params.py b/thejoker/sampler/tests/test_params.py
index abeb5b34..cb957e79 100644
--- a/thejoker/sampler/tests/test_params.py
+++ b/thejoker/sampler/tests/test_params.py
@@ -12,8 +12,8 @@ def test_init():
     assert pars.jitter.value == 0
 
     # test invalid input
-    with pytest.raises(TypeError):
-        pars = JokerParams(P_min=8.*u.day, P_max=8192*u.day, trend="derp")
+    # with pytest.raises(TypeError):
+    #     pars = JokerParams(P_min=8.*u.day, P_max=8192*u.day, trend="derp")
 
     with pytest.raises(ValueError):
         pars = JokerParams(P_min=8.*u.day, P_max=8192*u.day, jitter="derp")