diff --git a/requirements.txt b/requirements.txt
index b8896d0..30cb3e0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,4 +3,4 @@ flasgger==0.9.3
 Flask==1.1.1
 roslibpy==0.7.0
 websockets==8.0.2
-flask-cors==3.0.8
+flask-cors==3.0.9