diff --git a/requirements.txt b/requirements.txt
index fd1d484..86ff6c7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ certifi==2018.4.16
 chardet==3.0.4
 click==6.7
 Flask==0.12.2
-Flask-Cors==3.0.6
+Flask-Cors==3.0.9
 Flask-HTTPAuth==3.2.3
 Flask-Mail==0.9.1
 Flask-Migrate==2.1.1