diff --git a/requirements.txt b/requirements.txt
index c7a5323..fb38775 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -32,7 +32,7 @@ jsonpatch==1.33
 jsonpointer==2.4
 langchain==0.1.12
 langchain-community==0.0.28
-langchain-core==0.1.32
+langchain-core==1.2.28
 langchain-openai==0.0.5
 langchain-text-splitters==0.0.1
 langsmith==0.1.27