diff --git a/requirements.txt b/requirements.txt
index dacbebc..f97d902 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ docopt==0.6.2
 flasgger==0.8.0
 Flask==0.12.2
 Flask-Bcrypt==0.7.1
-Flask-Cors==3.0.3
+Flask-Cors==3.0.9
 Flask-DebugToolbar==0.10.1
 Flask-Migrate==2.1.1
 Flask-Restless==0.17.0