diff --git a/backend/requirements.txt b/backend/requirements.txt
index 2066a636..c3bd9feb 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -1,7 +1,7 @@
 eventlet==0.24.1
 opencv-python==4.0.0.21
 flask==1.0.2
-flask-cors==3.0.7
+flask-cors==3.0.9
 flask-login==0.4.1
 flask-restplus==0.12.1
 flask-mongoengine==0.9.5