diff --git a/loader/image_loader.py b/loader/image_loader.py
index ec32459..4ac4c51 100644
--- a/loader/image_loader.py
+++ b/loader/image_loader.py
@@ -5,9 +5,6 @@ from langchain.document_loaders.unstructured import UnstructuredFileLoader
 from paddleocr import PaddleOCR
 import os
 import nltk
-from configs.model_config import NLTK_DATA_PATH
-
-nltk.data.path = [NLTK_DATA_PATH] + nltk.data.path
 
 class UnstructuredPaddleImageLoader(UnstructuredFileLoader):
     """Loader that uses unstructured to load image files, such as PNGs and JPGs."""
@@ -35,6 +32,10 @@ class UnstructuredPaddleImageLoader(UnstructuredFileLoader):
 if __name__ == "__main__":
     import sys
     sys.path.append(os.path.dirname(os.path.dirname(__file__)))
+    
+    from configs.model_config import NLTK_DATA_PATH
+    nltk.data.path = [NLTK_DATA_PATH] + nltk.data.path
+    
     filepath = os.path.join(os.path.dirname(os.path.dirname(__file__)), "knowledge_base", "samples", "content", "test.jpg")
     loader = UnstructuredPaddleImageLoader(filepath, mode="elements")
     docs = loader.load()