diff --git a/requirements.txt b/requirements.txt
index d8acfac..914bf3c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ alembic==0.9.2
 click==6.7
 coverage==4.4.1
 dominate==2.3.1
-Flask==0.12.2
+Flask==2.3.2
 Flask-Bootstrap==3.3.7.1
 Flask-Cache==0.13.1
 Flask-Script==2.0.5