diff --git a/samples/snippets/requirements.txt b/samples/snippets/requirements.txt
index 17edefddd..8738f6887 100644
--- a/samples/snippets/requirements.txt
+++ b/samples/snippets/requirements.txt
@@ -1 +1 @@
-google-cloud-pubsub==0.28.3
+google-cloud-pubsub==0.28.4