diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index f84ac7d..c75b0c6
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 Flask==1.0.2
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 google-api-python-client==1.7.7
 GoogleAppEngineCloudStorageClient==1.9.22.1
\ No newline at end of file