diff --git a/requirements.txt b/requirements.txt
index 337d2b6..b238b0e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ clickclick==1.2.2
 connexion==1.4.2
 Flask==1.1.1
 Flask-Babel==0.12.2
-Flask-Cors==3.0.8
+Flask-Cors==3.0.9
 gast==0.2.2
 idna==2.8
 pybind11==2.4.3