diff --git a/setup.py b/setup.py
index 159348c..cc73538 100644
--- a/setup.py
+++ b/setup.py
@@ -23,7 +23,7 @@
         'Flask-Log-Request-ID==0.10.0',
         'Logentries==0.17',
         'Flask-Migrate==2.1.1',
-        'Flask-Cors==3.0.3',
+        'Flask-Cors==3.0.9',
         'Flask==1.0.2',
         'blinker==1.4',
         'event-bus==1.0.2',