diff --git a/python/bookcollection/requirements.txt b/python/bookcollection/requirements.txt
index a710f69..3441eb1 100644
--- a/python/bookcollection/requirements.txt
+++ b/python/bookcollection/requirements.txt
@@ -1,4 +1,4 @@
-Flask==2.0.1
+Flask==2.3.2
 Werkzeug==2.0.1
 flask-restx==0.5.1
 pymongo==3.12.1