diff --git a/requirements.txt b/requirements.txt
index 44fb99c..af9b026 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -42,7 +42,7 @@ entrypoints==0.2.2
 et-xmlfile==1.0.1
 fastcache==1.0.2
 Flask==0.12.2
-Flask-Cors==3.0.2
+Flask-Cors==3.0.9
 futures==3.1.1
 gevent==1.2.1
 gnupg==2.3.0