diff --git a/requirements.txt b/requirements.txt
index d7763f4..0ac856c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ atomicwrites==1.3.0
 attrs==19.3.0
 Click==7.0
 Flask==1.1.1
-Flask-Cors==3.0.8
+Flask-Cors==3.0.9
 importlib-metadata==0.23
 itsdangerous==1.1.0
 Jinja2==2.10.3