diff --git a/requirements.txt b/requirements.txt
index 3fffeafc..d8d3abbc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 certifi==2022.6.15
 babel==2.10.3
 flask-babel==2.0.0
-flask==2.1.2
+flask==2.1.3
 jinja2==3.1.2
 lxml==4.9.1
 pygments==2.12.0