diff --git a/requirements.txt b/requirements.txt
index 136d288..b16998e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,5 @@
-langchain-core>=1.2.10
+langchain>=1.2.10
+langchain-core>=0.3.0
 langchain-openai>=0.3.0
 pydantic>=2.0
-python-dotenv
+python-dotenv>=1.0.0