diff --git a/requirements.txt b/requirements.txt
index 6012ec4..c62f054 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 langchain>=1.0.0
-langchain-openai==1.1.9
-pydantic
+langchain-openai>=1.0.0
+pydantic>=2.0.0