diff --git a/src/backend/requirements.txt b/src/backend/requirements.txt
index 7874b56..684dbf8 100644
--- a/src/backend/requirements.txt
+++ b/src/backend/requirements.txt
@@ -16,7 +16,7 @@ requests==2.32.2
 s3transfer==0.6.1
 six==1.16.0
 sqlparse==0.5.0
-urllib3==1.26.19
+urllib3==2.5.0
 Werkzeug==3.0.6
 faiss-cpu==1.7.4
 pypdf==3.17.0