diff --git a/tests/Makefile.am b/tests/Makefile.am
index fb78f72c..944d17ad 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -592,6 +592,31 @@ XFAIL_TESTS +=					\
 	nemeth_MathCAT/superscript_80_a_2.test				\
 	nemeth_MathCAT/tensor_from_mathml_spec.test			\
 	nemeth_MathCAT/test_9_d_3.test					\
+	test_mathml_woluwe/test_001.test					\
+	test_mathml_woluwe/test_051.test					\
+	test_mathml_woluwe/test_080.test					\
+	test_mathml_woluwe/test_084.test					\
+	test_mathml_woluwe/test_088.test					\
+	test_mathml_woluwe/test_090.test					\
+	test_mathml_woluwe/test_092.test					\
+	test_mathml_woluwe/test_094.test					\
+	test_mathml_woluwe/test_095.test					\
+	test_mathml_woluwe/test_097.test					\
+	test_mathml_woluwe/test_098.test					\
+	test_mathml_woluwe/test_101.test					\
+	test_mathml_woluwe/test_102.test					\
+	test_mathml_woluwe/test_103.test					\
+	test_mathml_woluwe/test_104.test					\
+	test_mathml_woluwe/test_105.test					\
+	test_mathml_woluwe/test_106.test					\
+	test_mathml_woluwe/test_107.test					\
+	test_mathml_woluwe/test_108.test					\
+	test_mathml_woluwe/test_109.test					\
+	test_mathml_woluwe/test_110.test					\
+	test_mathml_woluwe/test_111.test					\
+	test_mathml_woluwe/test_113.test					\
+	test_mathml_woluwe/test_114.test					\
+	test_mathml_woluwe/test_119.test					\
 	nemeth_MathCAT/text_after_sup_79_c_3.test			\
 	nemeth_MathCAT/trilinear_not_ratio_151_11.test			\
 	nemeth_MathCAT/vertical_bar_145_4.test				\