diff --git a/requirements.txt b/requirements.txt
index 1cf8efc..04e1ecd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 flask==1.1.1
-flask-cors==3.0.7
+flask-cors==3.0.9
 requests==2.22.0
 six == 1.13.0