diff --git a/requirements.txt b/requirements.txt
index a0c5014..5c95df4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ Flask-Script==2.0.6
 Flask-SocketIO==3.2.1
 Flask-SQLAlchemy==2.1
 Flask-SSLify==0.1.5
-flower==0.9.2
+flower==1.2.0
 futures==3.0.5
 gunicorn==19.9.0
 humanize==0.5.1