diff --git a/samples/snippets/requirements.txt b/samples/snippets/requirements.txt
index 08606769b..cee03a6a7 100644
--- a/samples/snippets/requirements.txt
+++ b/samples/snippets/requirements.txt
@@ -1,2 +1,2 @@
-google-cloud-pubsub==2.4.0
+google-cloud-pubsub==2.3.0
 avro==1.10.1