diff --git a/agentic-teaching-assistant-demo/requirements.txt b/agentic-teaching-assistant-demo/requirements.txt
index 8e78999..a40cdab 100644
--- a/agentic-teaching-assistant-demo/requirements.txt
+++ b/agentic-teaching-assistant-demo/requirements.txt
@@ -28,7 +28,7 @@ youtube-search-python==1.6.6  # Pin to 1.6.6 - newer versions have 'proxies' arg
 
 # LangChain ecosystem
 langchain-core==0.3.63
-langchain==0.3.25
+langchain==0.3.30
 langchain-openai==0.3.16
 langchain-nvidia-ai-endpoints==0.3.9
 langchain-community==0.3.24