diff --git a/requirements.txt b/requirements.txt
index e9409bc..b96c903 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ zipp==1.2.0
 flask-blueprint==1.3.0
 Werkzeug==0.16.1
 Flask==1.0.2
-flask_cors==3.0.7 
+flask_cors==3.0.9 
 gunicorn==19.9.0
 validate_email==1.3
 nose==1.3.7