diff --git a/requirements.txt b/requirements.txt
index b9f4f67..bfc3b04 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 numpy==1.12.1
 matplotlib==1.4.3
-flask==0.12.3
+flask==1.0
 Flask-Cors==3.0.2
 gunicorn==19.6.0
 gevent==1.1.2