diff --git a/requirements.txt b/requirements.txt
index 189a12d..26e870f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 morpher @ git+https://github.com/hpi-dhc/morpher.git@tm/refactor-and-code-style
 fiber @ git+https://github.com/hpi-dhc/fiber.git@development
 fiberutils @ git+https://github.com/hpi-dhc/fiber-utils@master
-Flask==1.1.2
+Flask==2.3.2
 python-dotenv==0.13.0
 psycopg2==2.8.5