diff --git a/src/Plugins/SimplnxCore/src/SimplnxCore/Filters/IdentifySampleFilter.hpp b/src/Plugins/SimplnxCore/src/SimplnxCore/Filters/IdentifySampleFilter.hpp
index d35069eee5..6dc1c3863e 100644
--- a/src/Plugins/SimplnxCore/src/SimplnxCore/Filters/IdentifySampleFilter.hpp
+++ b/src/Plugins/SimplnxCore/src/SimplnxCore/Filters/IdentifySampleFilter.hpp
@@ -23,7 +23,7 @@ class SIMPLNXCORE_EXPORT IdentifySampleFilter : public IFilter
   // Parameter Keys
   static inline constexpr StringLiteral k_FillHoles_Key = "fill_holes";
   static inline constexpr StringLiteral k_SliceBySlice_Key = "slice_by_slice";
-  static inline constexpr StringLiteral k_SliceBySlicePlane_Key = "slice_by_slice_plane";
+  static inline constexpr StringLiteral k_SliceBySlicePlane_Key = "slice_by_slice_plane_index";
   static inline constexpr StringLiteral k_SelectedImageGeometryPath_Key = "input_image_geometry_path";
   static inline constexpr StringLiteral k_MaskArrayPath_Key = "mask_array_path";