diff --git a/src/Plugins/SimplnxCore/test/ComputeFeatureClusteringTest.cpp b/src/Plugins/SimplnxCore/test/ComputeFeatureClusteringTest.cpp
index d44fccf620..7026df85b4 100644
--- a/src/Plugins/SimplnxCore/test/ComputeFeatureClusteringTest.cpp
+++ b/src/Plugins/SimplnxCore/test/ComputeFeatureClusteringTest.cpp
@@ -11,7 +11,6 @@ using namespace nx::core::UnitTest;
 
 namespace
 {
-const std::string k_EquivalentDiameters = "EquivalentDiameters";
 const std::string k_ExemplarClusteringList = "ClusteringList";
 const std::string k_ExemplarRDF = "RDF";
 const std::string k_ExemplarMinMaxDistances = "RDFMaxMinDistances";
@@ -39,7 +38,6 @@ TEST_CASE("SimplnxCore::ComputeFeatureClusteringFilter: Valid Filter Execution",
   args.insertOrAssign(ComputeFeatureClusteringFilter::k_RemoveBiasedFeatures_Key, std::make_any<bool>(false));
   args.insertOrAssign(ComputeFeatureClusteringFilter::k_SetRandomSeed_Key, std::make_any<bool>(true));
   args.insertOrAssign(ComputeFeatureClusteringFilter::k_SeedValue_Key, std::make_any<uint64>(5489));
-  args.insertOrAssign(ComputeFeatureClusteringFilter::k_EquivalentDiametersArrayPath_Key, std::make_any<DataPath>(k_CellFeatureDataPath.createChildPath(k_EquivalentDiameters)));
   args.insertOrAssign(ComputeFeatureClusteringFilter::k_FeaturePhasesArrayPath_Key, std::make_any<DataPath>(k_CellFeatureDataPath.createChildPath(k_Phases)));
   args.insertOrAssign(ComputeFeatureClusteringFilter::k_CentroidsArrayPath_Key, std::make_any<DataPath>(k_CellFeatureDataPath.createChildPath(k_Centroids)));
   args.insertOrAssign(ComputeFeatureClusteringFilter::k_BiasedFeaturesArrayPath_Key, std::make_any<DataPath>(DataPath{}));
@@ -81,7 +79,6 @@ TEST_CASE("SimplnxCore::ComputeFeatureClusteringFilter: InValid Filter Execution
   args.insertOrAssign(ComputeFeatureClusteringFilter::k_RemoveBiasedFeatures_Key, std::make_any<bool>(false));
   args.insertOrAssign(ComputeFeatureClusteringFilter::k_SetRandomSeed_Key, std::make_any<bool>(true));
   args.insertOrAssign(ComputeFeatureClusteringFilter::k_SeedValue_Key, std::make_any<uint64>(5489));
-  args.insertOrAssign(ComputeFeatureClusteringFilter::k_EquivalentDiametersArrayPath_Key, std::make_any<DataPath>(k_CellFeatureDataPath.createChildPath(k_EquivalentDiameters)));
   args.insertOrAssign(ComputeFeatureClusteringFilter::k_FeaturePhasesArrayPath_Key, std::make_any<DataPath>(k_DataContainerPath.createChildPath(k_Cell_Data).createChildPath(k_Phases)));
   args.insertOrAssign(ComputeFeatureClusteringFilter::k_CentroidsArrayPath_Key, std::make_any<DataPath>(k_CellFeatureDataPath.createChildPath(k_Centroids)));
   args.insertOrAssign(ComputeFeatureClusteringFilter::k_BiasedFeaturesArrayPath_Key, std::make_any<DataPath>(DataPath{}));