diff --git a/samples/snippets/requirements.txt b/samples/snippets/requirements.txt
index 98cbb33..98bceaf 100644
--- a/samples/snippets/requirements.txt
+++ b/samples/snippets/requirements.txt
@@ -1,4 +1,4 @@
-google-cloud-pubsub==1.0.0
+google-cloud-pubsub==1.4.2
 google-cloud-containeranalysis==0.3.1
 grafeas==0.1.0
 pytest==5.3.0; python_version > "3.0"