diff --git a/worker/requirements.txt b/worker/requirements.txt
index 69dc7b7..0388979 100644
--- a/worker/requirements.txt
+++ b/worker/requirements.txt
@@ -1,5 +1,5 @@
 Flask==1.1.1
-Flask-Cors==3.0.8
+Flask-Cors==3.0.9
 flopy==3.2.12
 psycopg2-binary==2.8.3
 scikit-learn==0.21.3