diff --git a/packages/google-cloud-bigquery-datatransfer/samples/snippets/requirements-test.txt b/packages/google-cloud-bigquery-datatransfer/samples/snippets/requirements-test.txt
index 535371b5427b..5c273391886e 100644
--- a/packages/google-cloud-bigquery-datatransfer/samples/snippets/requirements-test.txt
+++ b/packages/google-cloud-bigquery-datatransfer/samples/snippets/requirements-test.txt
@@ -1,4 +1,4 @@
 google-cloud-bigquery==3.11.4
-google-cloud-pubsub==2.18.2
+google-cloud-pubsub==2.18.3
 pytest==7.4.0
 mock==5.1.0