diff --git a/requirements.txt b/requirements.txt
index ef315406..b178def7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ dominate==2.7.0
 elementpath==4.1.4
 et-xmlfile==1.1.0
 feedgen==0.9.0
-Flask==2.3.2
+Flask==2.2.5
 Flask-Babel==1.0.0
 Flask-Login==0.6.2
 Flask-WTF==1.1.1