diff --git a/backend-agent/requirements.txt b/backend-agent/requirements.txt
index 4aa9334..ed8cac3 100644
--- a/backend-agent/requirements.txt
+++ b/backend-agent/requirements.txt
@@ -2,7 +2,7 @@ generative-ai-hub-sdk[all]>=3.1.1
 Deprecated==1.2.18
 python-dotenv==1.1.1
 faiss-cpu~=1.12.0
-Flask==2.3.3
+Flask==3.1.1
 Flask-Cors==6.0.0
 flask_sock==0.7.0
 langchain~=0.2.16