diff --git a/requirements.txt b/requirements.txt
index 1601d57..cbef1c5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ APScheduler==3.4.0
 certifi==2017.7.27.1
 chardet==3.0.4
 click==6.7
-Flask==0.12.2
+Flask==1.0
 freezegun==0.3.9
 funcsigs==1.0.2
 futures==3.1.1