diff --git a/backend/requirements-lock.txt b/backend/requirements-lock.txt
index 75faf92..2be6cc0 100644
--- a/backend/requirements-lock.txt
+++ b/backend/requirements-lock.txt
@@ -191,7 +191,7 @@ langchain-huggingface==1.2.2
     # via -r requirements.txt
 langchain-protocol==0.0.16
     # via langchain-core
-langsmith==0.8.15
+langsmith==0.8.18
     # via
     #   -r requirements.txt
     #   langchain-core
diff --git a/backend/requirements.txt b/backend/requirements.txt
index c4470f8..91b9b41 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -8,7 +8,7 @@ pydantic-settings>=2.0.0
 # LangChain & RAG
 langchain-groq>=0.1.0
 langchain-huggingface>=0.0.1
-langsmith>=0.1.0
+langsmith>=0.8.18
 
 # Vector Database
 chromadb>=0.4.0