diff --git a/.DS_Store b/.DS_Store
index aa86a33..5687adb 100644
Binary files a/.DS_Store and b/.DS_Store differ
diff --git a/files/requirements.txt b/files/requirements.txt
index 8c5bc4f..6f8278b 100644
--- a/files/requirements.txt
+++ b/files/requirements.txt
@@ -1,6 +1,6 @@
-langchain==0.2.0
-langchain-community==0.0.30
-langchain-core==0.2.0
+langchain==0.3.21
+langchain-community==0.3.14
+langchain-core==0.3.47
 tqdm
 faiss-cpu
 unstructured[pdf,ppt]==0.13.2