diff --git a/requirements.txt b/requirements.txt
index 5f0ea24958..1f03aef450 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ boto3==1.42.68
 claude-agent-sdk>=0.1.30
 httpx==0.28.1
 imbalanced-learn==0.14.1
-langchain==1.2.10
+langchain==1.2.12
 langchain-anthropic==1.3.4
 langchain-classic==1.0.3
 langchain-community==0.4.1