diff --git a/handler-ai/rocketnotes_handler/handler_chat/requirements.lambda.txt b/handler-ai/rocketnotes_handler/handler_chat/requirements.lambda.txt
index 17539f7b..bfdf415a 100644
--- a/handler-ai/rocketnotes_handler/handler_chat/requirements.lambda.txt
+++ b/handler-ai/rocketnotes_handler/handler_chat/requirements.lambda.txt
@@ -3,6 +3,6 @@ langchain==0.3.26
 langchain-aws==0.2.35
 langchain-community==0.3.27
 langchain-openai==0.3.14
-langchain-core==0.3.81
+langchain-core==1.2.11
 langchain-anthropic==0.3.12
 langchain-together==0.3.0
diff --git a/handler-ai/rocketnotes_handler/handler_chat/requirements.local.txt b/handler-ai/rocketnotes_handler/handler_chat/requirements.local.txt
index 5d3929a1..3f492c7b 100644
--- a/handler-ai/rocketnotes_handler/handler_chat/requirements.local.txt
+++ b/handler-ai/rocketnotes_handler/handler_chat/requirements.local.txt
@@ -6,6 +6,6 @@ langchain-aws==0.2.35
 langchain-community==0.3.27
 langchain-chroma==0.1.4
 langchain-openai==0.3.14
-langchain-core==0.3.81
+langchain-core==1.2.11
 langchain-anthropic==0.3.12
 langchain-together==0.3.0