diff --git a/requirements.txt b/requirements.txt
index 2d21923..668f705 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,5 +3,5 @@ pyinstaller==3.3.1
 tzlocal==1.4
 six==1.10.0
 setuptools==19.2
-flask==0.12.2
+flask==1.0
 python-dateutil==2.4.2