diff --git a/requirements.txt b/requirements.txt
index d07d7fb..8d75cb0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ chardet==3.0.4
 click==6.7
 defusedxml==0.5.0
 Django==2.0.1
-Flask==0.12.2
+Flask==1.0
 Flask-Login==0.4.1
 Flask-SQLAlchemy==2.3.2
 Flask-WTF==0.14.2