diff --git a/requirements.txt b/requirements.txt
index 1efed2a..7b3d2f9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,6 +4,6 @@ lxml==4.9.3
 numpy==1.26.1
 fastavro==1.8.4
 six>=1.12.0
-google-cloud-pubsub==2.18.4
+google-cloud-pubsub==2.21.5
 google-cloud-bigquery==3.12.0
 pyyaml==6.0.1
\ No newline at end of file