diff --git a/requirements.txt b/requirements.txt
index c9d1ed3..1ee058e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ chardet==3.0.4
 click==6.7
 cycler==0.10.0
 Flask==1.0.2
-Flask-Cors==3.0.8
+Flask-Cors==3.0.9
 idna==2.8
 importlib-metadata==0.19
 itsdangerous==0.24