diff --git a/pyproject.toml b/pyproject.toml
index 9ec72ee..7b40f81 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -32,13 +32,13 @@ dependencies = [
 "sqlitedict==2.1.0",
 "backoff==2.2.1",
 "flask==2.2.3",
-"llama-index==0.4.21",
+"llama-index==0.4.23",
 "PyPDF2==3.0.1",
 "youtube_transcript_api==0.5.0",
 "sentencepiece==0.1.97",
 "protobuf==3.20.2",
 "python-pptx==0.6.21",
-"langchain==0.0.93",
+"langchain==0.0.105",
 "unidecode==1.3.6"
 ]