diff --git a/requirements.txt b/requirements.txt
index ba7fdb0..8b60404 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ aniso8601==8.0.0
 attrs==19.3.0
 Click==7.0
 Flask==1.1.1
-Flask-Cors==3.0.8
+Flask-Cors==3.0.9
 flask-restplus==0.13.0
 importlib-metadata==1.1.0
 itsdangerous==1.1.0