diff --git a/testsite/requirements.txt b/testsite/requirements.txt
index 07d93df..54775db 100644
--- a/testsite/requirements.txt
+++ b/testsite/requirements.txt
@@ -15,7 +15,7 @@ django-extensions==3.2.0          # required by Django==4.0
 
 # So we can run pylint with no missing imports
 coverage==7.2.3
-Flask==2.1.1
+Flask==2.2.5
 
 # development
 Sphinx==5.1.1