diff --git a/packages/google-cloud-containeranalysis/samples/snippets/requirements.txt b/packages/google-cloud-containeranalysis/samples/snippets/requirements.txt
index 172a3b2823a5..a9f96ac01a83 100644
--- a/packages/google-cloud-containeranalysis/samples/snippets/requirements.txt
+++ b/packages/google-cloud-containeranalysis/samples/snippets/requirements.txt
@@ -1,4 +1,4 @@
-google-cloud-pubsub==2.13.7
+google-cloud-pubsub==2.13.9
 google-cloud-containeranalysis==2.9.3
 grafeas==1.6.1
 pytest==7.1.3