diff --git a/requirements.txt b/requirements.txt
index a931425..d5a2cbb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 Babel==2.4.0
 Cython==0.25.2
-Flask==0.12.2
+Flask==1.0
 click==6.7
 Flask-Babel==0.11.2
 itsdangerous==0.24