diff --git a/Dockerfile.pubsub-emulator b/Dockerfile.pubsub-emulator
index 06801abc4..8c595b5f7 100644
--- a/Dockerfile.pubsub-emulator
+++ b/Dockerfile.pubsub-emulator
@@ -1,3 +1,3 @@
 # gcloud sdk for pubsub emulator with netcat added for the startup health check
-FROM google/cloud-sdk:456.0.0@sha256:a6b07af7cfcb8e6ba0162abb4093418404f1ccaa485a5ea3481258af50d67e38
+FROM google/cloud-sdk:456.0.0@sha256:5751ef90d2beffd35a148ef6677ed9e097d065782c1294db197c8d56d25f7bd9
 RUN apt-get install -y netcat