diff --git a/requirements.txt b/requirements.txt
index 939218a..ac1fef4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ Click==7.0
 entrypoints==0.3
 flake8==3.7.7
 Flask==1.0.3
-Flask-Cors==3.0.8
+Flask-Cors==3.0.9
 Flask-SQLAlchemy==2.4.0
 isort==4.3.21
 itsdangerous==1.1.0
@@ -37,7 +37,7 @@ durationpy==0.5
 entrypoints==0.3
 flake8==3.7.7
 Flask==1.0.3
-Flask-Cors==3.0.8
+Flask-Cors==3.0.9
 Flask-SQLAlchemy==2.4.0
 future==0.18.2
 greenlet==0.4.16