diff --git a/lib/rag/layer/requirements.txt b/lib/rag/layer/requirements.txt
index 942238100..80e95d76b 100644
--- a/lib/rag/layer/requirements.txt
+++ b/lib/rag/layer/requirements.txt
@@ -12,21 +12,21 @@
 # Heavy document processing happens in container: lib/rag/ingestion/ingestion-image/
 
 # Core langchain package for vector store base classes
-langchain-core==1.3.0
+langchain-core==1.4.0
 
 # langchain-community for OpenSearchVectorSearch and PGVector classes
 # This package has many optional dependencies - we only need the core vectorstore functionality
 langchain-community==0.4.1
 
 # Database and search connectors (required for similarity search)
-opensearch-py==3.1.0
+opensearch-py==3.2.0
 pgvector==0.4.2
-requests-aws4auth==1.3.1
+requests-aws4auth==1.3.2
 
 # Required by langchain-community for vector operations
 # NumPy 2.x has pre-built wheels - pin to specific version to avoid source builds
-numpy==2.4.4
+numpy==2.4.6
 
 # psycopg2-binary provided by Common Layer
 # boto3/botocore provided by Lambda runtime
-urllib3==2.6.3
+urllib3==2.7.0