diff --git a/requirements.txt b/requirements.txt
index 6046ad9..03527e0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 click==6.7
 Flask==0.12.2
-Flask-Cors==3.0.3
+Flask-Cors==3.0.9
 gunicorn==19.7.1
 itsdangerous==0.24
 Jinja2==2.9.6