diff --git a/requirements.txt b/requirements.txt
index bca7a76..e8c55fe 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -58,7 +58,7 @@ fastprogress==0.1.21
 filelock==3.0.4
 fire==0.1.3
 Flask==1.0.2
-Flask-Cors==3.0.4
+Flask-Cors==3.0.9
 gevent==1.3.0
 glob2==0.6
 gmpy2==2.0.8