diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index f2456af..8125d2b
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 Flask==1.1.1
-flask_cors==3.0.8
+flask_cors==3.0.9
 flask_uploads==0.2.1
 scikit-learn==0.21
 opencv-python