diff --git a/requirements.txt b/requirements.txt
index 7d2ab7c..13ee3eb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -21,7 +21,7 @@ codespell==2.3.0
 # ------------
 python-decouple==3.8
 langchain==0.2.5
-langchainhub==0.1.17
+langchainhub==0.1.20
 langchain-openai==0.1.9
 langchain-pinecone==0.1.1
 langchain-experimental