diff --git a/langchain_tools_demo/requirements.txt b/langchain_tools_demo/requirements.txt
index 112a72d8..1d553406 100644
--- a/langchain_tools_demo/requirements.txt
+++ b/langchain_tools_demo/requirements.txt
@@ -3,8 +3,7 @@ google-cloud-aiplatform==1.38.1
 google-auth==2.26.1
 itsdangerous==2.1.2
 jinja2==3.1.2
-langchain==0.0.353
-langchain-core==0.1.4
+langchain==0.0.354
 markdown==3.5.1
 types-Markdown==3.5.0.3
-uvicorn[standard]==0.25.0
\ No newline at end of file
+uvicorn[standard]==0.25.0
diff --git a/retrieval_service/requirements.txt b/retrieval_service/requirements.txt
index c3335d14..40a6833a 100644
--- a/retrieval_service/requirements.txt
+++ b/retrieval_service/requirements.txt
@@ -2,7 +2,7 @@ asyncpg==0.29.0
 fastapi==0.106.0
 google-cloud-firestore==2.13.1
 google-cloud-aiplatform==1.37.0
-langchain==0.0.347
+langchain==0.0.354
 pgvector==0.2.4
 pydantic==2.5.2
 uvicorn[standard]==0.25.0