diff --git a/docker-stacks/pathdiff/containers/api/requirements.txt b/docker-stacks/pathdiff/containers/api/requirements.txt
index a6066bc2..bf7318ab 100644
--- a/docker-stacks/pathdiff/containers/api/requirements.txt
+++ b/docker-stacks/pathdiff/containers/api/requirements.txt
@@ -9,7 +9,7 @@ click-plugins==1.1.1
 click-repl==0.2.0
 distlib==0.3.1
 filelock==3.0.12
-Flask==2.0.1
+Flask==2.3.2
 Flask-Cors==3.0.10
 gunicorn==20.1.0
 itsdangerous==2.0.1