diff --git a/app/requirements.txt b/app/requirements.txt
index cfa2754..117b810 100644
--- a/app/requirements.txt
+++ b/app/requirements.txt
@@ -7,7 +7,7 @@ decorator==4.1.2
 enum==0.4.6
 enum34==1.1.6
 Flask==1.0
-Flask-Cors==3.0.3
+Flask-Cors==3.0.9
 flask-restplus==0.10.1
 Flask-SQLAlchemy==2.3.0
 functools32==3.2.3.post2