diff --git a/requirements.txt b/requirements.txt
index b580d07..6e06d73 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,6 @@
+langchain-core>=0.3.0
 langchain-openai>=0.3.0
 langgraph>=0.2.0
 qdrant-client>=1.7.0
 langchain-qdrant>=0.1.0
-python-dotenv>=1.0.0
\ No newline at end of file
+python-dotenv>=1.0.0