diff --git a/ml/app/requirements.txt b/ml/app/requirements.txt
old mode 100755
new mode 100644
index 196ab7b..304eb02
--- a/ml/app/requirements.txt
+++ b/ml/app/requirements.txt
@@ -2,4 +2,4 @@ tensorflow==1.14.0
 pillow==6.1.0
 numpy==1.17.0
 flask==0.12.4
-flask-cors==3.0.8
+flask-cors==3.0.9