diff --git a/tests/test_PostProcessing.py b/tests/test_PostProcessing.py
index ec75243d2a7b2faba5c375b53d5ad9d033e21874..855e7a6e108e7108df0031757b908864d5eb09de 100644
--- a/tests/test_PostProcessing.py
+++ b/tests/test_PostProcessing.py
@@ -229,7 +229,7 @@ def test_plot_metamodel_3d_nopce(basic_engine) -> None:
     post = PostProcessing(engine)
     with pytest.raises(AttributeError) as excinfo:
         post.plot_metamodel_3d()
-    assert str(excinfo.value) == 'This evaluation only support PCE-type models!'
+    assert str(excinfo.value) == 'This function is only applicable if the MetaModel input dimension is 2.'
     
 
 #%% _get_sample