diff --git a/91-Environment/archive/requirements_langchain_20250305(Ubuntu-with-GPU).txt b/91-Environment/archive/requirements_langchain_20250305(Ubuntu-with-GPU).txt
index c6d3ff4..d92d15d 100644
--- a/91-Environment/archive/requirements_langchain_20250305(Ubuntu-with-GPU).txt
+++ b/91-Environment/archive/requirements_langchain_20250305(Ubuntu-with-GPU).txt
@@ -100,7 +100,7 @@ langchain-text-splitters==0.3.5
 langchain-unstructured==0.1.6
 langdetect==1.0.9
 langgraph==0.2.69
-langgraph-checkpoint==2.0.10
+langgraph-checkpoint==4.1.1
 langgraph-sdk==0.1.51
 langsmith==0.3.4
 lark==1.2.2