diff --git a/requirements.txt b/requirements.txt
index 1c9d0d3..13b0531 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ coveralls==1.5.1
 docopt==0.6.2
 flake8==3.6.0
 Flask==1.0.2
-Flask-Cors==3.0.7
+Flask-Cors==3.0.9
 Flask-JWT-Extended==3.14.0
 Flask-RESTful==0.3.6
 gunicorn==19.9.0