diff --git a/tests/back/test_component_metadata_contract.py b/tests/back/test_component_metadata_contract.py
index 549571a68..833383173 100644
--- a/tests/back/test_component_metadata_contract.py
+++ b/tests/back/test_component_metadata_contract.py
@@ -146,6 +146,7 @@ def test_the_declared_blacklists_are_the_ones_we_think_they_are():
         name for name, metadata in FILTERING if metadata["non_allowed_dtypes"]
     )
     assert with_blacklist == [
+        "ClassOverlapExplorer",
         "CorrelationMatrixExplorer",
         "CovarianceMatrixExplorer",
         "ECDFPlotExplorer",