diff --git a/requirements.txt b/requirements.txt
index b052981..bb1b521 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ alembic==1.4.2
 click==7.1.1
 cssmin==0.2.0
 docxtpl==0.8.0
-Flask==1.1.2
+Flask==2.3.2
 Flask-Assets==2.0
 Flask-Limiter==1.2.1
 Flask-Login==0.5.0