diff --git a/requirements.txt b/requirements.txt
index 56898fe1..83f0ff23 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ Flask-Testing==0.4.2
 Flask-Mail==0.9.1
 Flask-Migrate>=1.3.0
 Flask-FlatPages==0.6
-Flask-Cors==2.0.1
+Flask-Cors==3.0.9
 WebHelpers==1.3
 celery==3.1.17
 colander==1.0