diff --git a/demo-app/requirements.txt b/demo-app/requirements.txt
index 25cd3a4..2540e6d 100644
--- a/demo-app/requirements.txt
+++ b/demo-app/requirements.txt
@@ -1,4 +1,4 @@
-google-cloud-monitoring==0.31.1
+google-cloud-monitoring==2.19.2
 google-cloud-pubsub==0.42.1
 google-cloud-trace==0.21.0
 gunicorn==19.9.0