diff --git a/server/requirements.txt b/server/requirements.txt
index afb3011..90689d0 100644
--- a/server/requirements.txt
+++ b/server/requirements.txt
@@ -1,7 +1,7 @@
 cairocffi==1.0.2
 CairoSVG==2.7.0
 cffi==1.12.3
-Flask==1.1.1
+Flask==2.3.2
 gunicorn==19.9.0
 requests==2.24.0
 Flask-Limiter==1.3.1