diff --git a/ros/wf5/requirements.txt b/ros/wf5/requirements.txt
index 467acc1..cf93121 100644
--- a/ros/wf5/requirements.txt
+++ b/ros/wf5/requirements.txt
@@ -20,7 +20,7 @@ docutils==0.14
 enum34==1.1.6
 flasgger==0.9.2
 Flask==1.0.2
-Flask-Cors==3.0.7
+Flask-Cors==3.0.9
 Flask-RESTful==0.3.7
 flatdict==3.0.1
 future==0.16.0