diff --git a/tests/integration/test_minimization.py b/tests/integration/test_minimization.py
index a818b2298..e2412d317 100644
--- a/tests/integration/test_minimization.py
+++ b/tests/integration/test_minimization.py
@@ -35,7 +35,7 @@ def compute_posterior_and_acqf(acqf_cls, df, searchspace, objective):
     [
         a
         for a in get_subclasses(AcquisitionFunction)
-        if not issubclass(a, qKnowledgeGradient)
+        if not issubclass(a, qKnowledgeGradient)  # TODO: not yet clear how to handle
     ],
 )
 def test_minimization(acqf_cls):