diff --git a/requirements.txt b/requirements.txt
index 4d10301..6e80ebc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ aniso8601==3.0.0
 bcrypt==3.1.4
 cffi==1.11.5
 click==6.7
-Flask==0.12.2
+Flask==1.0
 Flask-Bcrypt==0.7.1
 Flask-Migrate==2.1.1
 flask-restplus==0.10.1