diff --git a/requirements.txt b/requirements.txt
index 2bd6f68..5326c4b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,6 @@
 langchain>=0.0.0
 openai>=0.27.0
-python-dotenv>=1.0.0
\ No newline at end of file
+python-dotenv>=1.0.0
+langgraph>=0.0.1
+langchain-openai>=0.1.0
+langchain-core>=0.1.0
\ No newline at end of file