diff --git a/requirements.txt b/requirements.txt
index e3c41c1..aac0b99 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ cffi==1.10.0
 click==6.7
 docopt==0.6.2
 docutils==0.13.1
-Flask==0.12
+Flask==1.0
 Flask-Markdown==0.3
 gitdb2==2.0.0
 GitPython==2.1.3