diff --git a/Dockerfile.pubsub-emulator b/Dockerfile.pubsub-emulator
index e55356d19..7c29be550 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:501.0.0@sha256:26eeb4b056601aec9b37e54e7efe9f6c195361303f57d56399fb9fd3d357d5e4
+FROM google/cloud-sdk:511.0.0@sha256:37b9196530ec978543b6f016be107727241cfd07429b4f23ea328e95ec93385d
 RUN apt-get install -y netcat-traditional