diff --git a/applications/custom-ml-engine-ibmcloud/Pipfile b/applications/custom-ml-engine-ibmcloud/Pipfile
old mode 100755
new mode 100644
index 85695c8..f6a5f8e
--- a/applications/custom-ml-engine-ibmcloud/Pipfile
+++ b/applications/custom-ml-engine-ibmcloud/Pipfile
@@ -11,6 +11,6 @@ name = "pypi"
 [packages]
 livereload ='*'
 ibmcloudenv ='~=0.0'
-Flask = "==0.11.1"
+Flask = "==1.0"
 gunicorn = "==19.7.1"
 prometheus-client = "*"