diff --git a/requirements.txt b/requirements.txt
index 39ef7bd..882ef20 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 # run pip install -r requirements.txt
 
-flask==0.11.1
+flask==1.0
 flask-bootstrap==3.3.6.0
 flask-login==0.3.2
 flask-migrate==1.8.1