diff --git a/docling_ibm_models/layoutmodel/layout_predictor.py b/docling_ibm_models/layoutmodel/layout_predictor.py
index df7851e..f9e0301 100644
--- a/docling_ibm_models/layoutmodel/layout_predictor.py
+++ b/docling_ibm_models/layoutmodel/layout_predictor.py
@@ -5,7 +5,7 @@
 import logging
 import os
 from collections.abc import Iterable
-from typing import Union
+from typing import Set, Union
 
 import numpy as np
 import torch
@@ -26,6 +26,8 @@ def __init__(
         artifact_path: str,
         device: str = "cpu",
         num_threads: int = 4,
+        base_treshold: float = 0.3,
+        blacklist_classes: Set[str] = set(),
     ):
         """
         Provide the artifact path that contains the LayoutModel file
@@ -63,10 +65,10 @@ def __init__(
         }
 
         # Blacklisted classes
-        self._black_classes = set()  # ["Form", "Key-Value Region"])
+        self._black_classes = blacklist_classes  # set(["Form", "Key-Value Region"])
 
         # Set basic params
-        self._threshold = 0.3  # Score threshold
+        self._threshold = base_treshold  # Score threshold
         self._image_size = 640
         self._size = np.asarray([[self._image_size, self._image_size]], dtype=np.int64)