diff --git a/CPB100/lab2b/scheduled/requirements.txt b/CPB100/lab2b/scheduled/requirements.txt
index f198443432..676b5be6f6 100644
--- a/CPB100/lab2b/scheduled/requirements.txt
+++ b/CPB100/lab2b/scheduled/requirements.txt
@@ -1,3 +1,3 @@
-Flask==0.11.1
+Flask==1.0
 gunicorn==19.6.0
 google-cloud-storage==0.21.0