diff --git a/src/gfdl/tests/test_model.py b/src/gfdl/tests/test_model.py
index 66ce1af..4027514 100644
--- a/src/gfdl/tests/test_model.py
+++ b/src/gfdl/tests/test_model.py
@@ -547,7 +547,10 @@ def test_rtol_ensemble(reg_alpha, rtol, expected_acc, expected_roc):
     [
         (GFDLClassifier, True, "coeff_"),
         (GFDLClassifier, False, "coeff_"),
-        (EnsembleGFDLClassifier, None, "coeffs_"),
+        pytest.param(EnsembleGFDLClassifier, None, "coeffs_",
+                     marks=pytest.mark.xfail(
+                         condition="sys.platform in ('linux', 'win32')",
+                         reason="gh-117")),
     ],
 )
 def test_partial_fit(