diff --git a/km3buu/tests/test_output.py b/km3buu/tests/test_output.py
index 3a3809b82020f785685f531cce6ef3dbd220d750..cb8de46664731163fc919035027aa4c3bb0cd3f4 100644
--- a/km3buu/tests/test_output.py
+++ b/km3buu/tests/test_output.py
@@ -136,4 +136,4 @@ class TestAANET(unittest.TestCase):
         # CC/NC
         np.testing.assert_equal(evt.w2list[10], 2)
         # GiBUU weight
-        np.testing.assert_almost_equal(evt.w2list[19], 0.8167222969153614)
+        np.testing.assert_almost_equal(evt.w2list[19], 0.004062418521597373)