diff --git a/requirements.txt b/requirements.txt
index 8d15f17..8d5d091 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,4 @@
-langchain-openai>=0.3.0
-langgraph>=0.2.0
-pytest>=8.0.0
+langchain==1.2.10
+langchain-openai==1.1.9
+langgraph==1.1.8
+langchain-community==0.3.30