diff --git a/requirements.txt b/requirements.txt
index f855119..3c16e85 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,3 +3,5 @@ langgraph>=1.0.0
 langchain_ollama>=0.1.0
 langchain_text_splitters>=0.1.0
 langchain_chroma>=0.1.0
+langchain_community>=0.1.0
+pydantic>=2.0.0