diff --git a/cr_image_processing/demo/requirements.txt b/cr_image_processing/demo/requirements.txt
index 2ca751d..6a1d3fb 100644
--- a/cr_image_processing/demo/requirements.txt
+++ b/cr_image_processing/demo/requirements.txt
@@ -2,7 +2,7 @@
 gunicorn==20.1.0
 
 # https://pypi.org/project/flask
-Flask==2.1.0
+Flask==2.3.2
 
 # https://pypi.org/project/scikit-image
 # scikit-image dependencies include NumPy and Pillow, as well as other libraries