diff --git a/results-tabulation-api/requirements.txt b/results-tabulation-api/requirements.txt
index 68bfcc02..3ba0a72e 100644
--- a/results-tabulation-api/requirements.txt
+++ b/results-tabulation-api/requirements.txt
@@ -13,7 +13,7 @@ docopt==0.6.2
 ecdsa==0.15
 Flask==1.0.2
 Flask-Caching==1.7.2
-Flask-Cors==3.0.8
+Flask-Cors==3.0.9
 flask-marshmallow==0.10.1
 Flask-Migrate==1.8.0
 Flask-Script==2.0.5