diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index b6d2f9ebb..933826aad
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,4 +4,4 @@ Flask-Bower==1.0.1
 requests==2.20.0
 Flask-Cache==0.13.1
 requests-cache==0.4.9
-flask-cors==2.0.0
+flask-cors==6.0.0