diff --git a/requirements.txt b/requirements.txt
index 758f6f7..ff31891 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ attrs==19.1.0
 black==19.3b0
 Click==7.0
 flake8==3.7.7
-Flask==1.0.3
+Flask==1.1.1
 Flask-Migrate==2.5.2
 Flask-SQLAlchemy==2.4.0
 Flask-WTF==0.14.2