diff --git a/sample-tracking-api/requirements.txt b/sample-tracking-api/requirements.txt
old mode 100755
new mode 100644
index f7b0503..46202c9
--- a/sample-tracking-api/requirements.txt
+++ b/sample-tracking-api/requirements.txt
@@ -13,7 +13,7 @@ click==7.1.2
 cryptography==2.9.2
 et-xmlfile==1.0.1
 Flask==1.1.2
-Flask-Cors==3.0.8
+Flask-Cors==3.0.9
 Flask-JWT-Extended==3.24.1
 Flask-Login==0.5.0
 Flask-Migrate==2.5.3