diff --git a/requirements.txt b/requirements.txt
index 22564a6..05c95a4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,4 +15,4 @@ urllib3==1.24.3
 Werkzeug==0.15.2
 sqlalchemy==1.3.10
 flask_security==3.0.0
-flask_cors==3.0.8
+flask_cors==3.0.9