diff --git a/requirements/base.txt b/requirements/base.txt
index 4dfb4c3..f045f5e 100644
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -1,6 +1,6 @@
 
 isort==6.0.1
-langchain==0.3.27
+langchain==1.2.10
 langchain-community==0.4.1
 langchain-core==1.1.0
 langchain-experimental==0.4.1