diff --git a/src/blackbox/chroma_upsert.py b/src/blackbox/chroma_upsert.py
index fda0e14..98b13f9 100755
--- a/src/blackbox/chroma_upsert.py
+++ b/src/blackbox/chroma_upsert.py
@@ -8,7 +8,7 @@ import requests
 import json
 
 from langchain_community.document_loaders.csv_loader import CSVLoader
-from langchain_community.document_loaders import UnstructuredMarkdownLoader, DirectoryLoader, TextLoader, UnstructuredHTMLLoader, JSONLoader, Docx2txtLoader, UnstructuredExcelLoader, UnstructuredPDFLoader
+from langchain_community.document_loaders import UnstructuredMarkdownLoader, DirectoryLoader, TextLoader, UnstructuredHTMLLoader, JSONLoader, Docx2txtLoader, UnstructuredExcelLoader, PyPDFLoader
 from langchain_community.vectorstores import Chroma
 from langchain.text_splitter import RecursiveCharacterTextSplitter, CharacterTextSplitter
 from langchain_community.embeddings.sentence_transformer import SentenceTransformerEmbeddings
@@ -96,7 +96,7 @@ class ChromaUpsert(Blackbox):
             file_type = file.split(".")[-1]
             print("file_type: ",file_type)
             if file_type == "pdf":
-                loader = UnstructuredPDFLoader(file)
+                loader = PyPDFLoader(file)
             elif file_type == "txt":
                 loader = TextLoader(file)
             elif file_type == "csv":