diff --git a/requirements.txt b/requirements.txt
index 400f46c..97329f1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ billiard==3.6.0.0
 blinker==1.4
 celery==4.3.0
 Click==7.0
-Flask==1.0.3
+Flask==1.1.2
 Flask-Mail==0.9.1
 itsdangerous==1.1.0
 Jinja2==2.10.1