diff --git a/chaco/tools/tests/test_range_selection.py b/chaco/tools/tests/test_range_selection.py
index 326bedb66..bb9c7f45d 100644
--- a/chaco/tools/tests/test_range_selection.py
+++ b/chaco/tools/tests/test_range_selection.py
@@ -61,9 +61,10 @@ def test_selection_no_warning(self):
         renderer = plot.plot(('x', 'y'))[0]
         tool = RangeSelection(renderer)
         with warnings.catch_warnings(record=True) as w:
-            # Ignore warnings coming from Traits
+            # Ignore warnings coming from any package other than Chaco
             warnings.filterwarnings(
-                "ignore", 'elementwise == comparison failed'
+                "ignore",
+                module="(?!chaco)",
             )
             tool.selection = np.array([2.0, 3.0])