diff --git a/tippicserver/requirements.txt b/tippicserver/requirements.txt
index 411e8ba..42f2886 100644
--- a/tippicserver/requirements.txt
+++ b/tippicserver/requirements.txt
@@ -12,7 +12,7 @@ Flask-API==1.0
 Flask-SQLAlchemy==2.3.2
 SQLAlchemy==1.1.14
 sqlalchemy_utils
-Flask-Cors==3.0.6
+Flask-Cors==3.0.9
 grequests==0.3.0
 requests==2.20.0
 simplejson==3.12.0