diff --git a/pyproject.toml b/pyproject.toml
index f63a710..bd89ab1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "ragchecker"
-version = "0.1.2"
+version = "0.1.3"
 description = "RAGChecker: A Fine-grained Framework For Diagnosing Retrieval-Augmented Generation (RAG) systems."
 authors = [
     "Xiangkun Hu <xiangkhu@amazon.com>",
@@ -15,7 +15,7 @@ license = "Apache-2.0"
 
 [tool.poetry.dependencies]
 python = "^3.9"
-refchecker = "^0.2.3"
+refchecker = "^0.2.4"
 loguru = "^0.7"
 dataclasses-json = "^0.6"
 
diff --git a/ragchecker/cli.py b/ragchecker/cli.py
index ab21b76..6a1e5f6 100644
--- a/ragchecker/cli.py
+++ b/ragchecker/cli.py
@@ -59,6 +59,10 @@ def get_args():
         help="Disable joint checking of the claims."
     )
     parser.set_defaults(joint_check=True)
+    parser.add_argument(
+        "--joint_check_num", type=int, default=5
+    )
+
 
     return parser.parse_args()
 
@@ -75,6 +79,7 @@ def main():
         batch_size_checker=args.batch_size_checker,
         openai_api_key=args.openai_api_key,
         joint_check=args.joint_check,
+        joint_check_num=args.joint_check_num
     )
     with open(args.input_path, "r") as f:
         rag_results = RAGResults.from_json(f.read())
diff --git a/ragchecker/evaluator.py b/ragchecker/evaluator.py
index df2d3a9..a4e231b 100644
--- a/ragchecker/evaluator.py
+++ b/ragchecker/evaluator.py
@@ -50,13 +50,15 @@ def __init__(
         batch_size_checker=32,
         openai_api_key=None,
         joint_check=True,
-        joint_check_num=5
+        joint_check_num=5,
+        **kwargs
     ):
         if openai_api_key:
             os.environ['OPENAI_API_KEY'] = openai_api_key
         self.extractor_max_new_tokens = extractor_max_new_tokens
         self.joint_check = joint_check
         self.joint_check_num = joint_check_num
+        self.kwargs = kwargs
         
         self.extractor = LLMExtractor(
             model=extractor_name, 
@@ -102,7 +104,8 @@ def extract_claims(self, results: List[RAGResult], extract_type="gt_answer"):
         extraction_results = self.extractor.extract(
             batch_responses=texts,
             batch_questions=questions,
-            max_new_tokens=self.extractor_max_new_tokens
+            max_new_tokens=self.extractor_max_new_tokens,
+            **self.kwargs
         )
         claims = [[c.content for c in res.claims] for res in extraction_results]
         for i, result in enumerate(results):
@@ -161,7 +164,8 @@ def check_claims(self, results: RAGResults, check_type="answer2response"):
             max_reference_segment_length=0,
             merge_psg=merge_psg,
             is_joint=self.joint_check,
-            joint_check_num=self.joint_check_num
+            joint_check_num=self.joint_check_num,
+            **self.kwargs
         )
         for i, result in enumerate(results):
             if check_type == "answer2response":