diff --git a/requirements.txt b/requirements.txt
index a23e6cc..0e7982a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 coverage==4.3.4
-Flask==0.12
+Flask==1.0
 itsdangerous==0.24
 Jinja2==2.9
 MarkupSafe==0.23