diff --git a/demo-app/requirements.txt b/demo-app/requirements.txt
index 25cd3a4..add7ddd 100644
--- a/demo-app/requirements.txt
+++ b/demo-app/requirements.txt
@@ -2,5 +2,5 @@ google-cloud-monitoring==0.31.1
 google-cloud-pubsub==0.42.1
 google-cloud-trace==0.21.0
 gunicorn==19.9.0
-opencensus==0.6.0
+opencensus==0.11.4
 Flask==1.1.1