diff --git a/requirements.txt b/requirements.txt
index 4c7efe1..013b66c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,7 +25,7 @@ docutils==0.14
 fakeredis==1.0.3
 fbmessenger==6.0.0
 Flask==1.0.3
-Flask-Cors==3.0.7
+Flask-Cors==3.0.9
 future==0.17.1
 gast==0.2.2
 gevent==1.4.0