diff --git a/Dockerfile.pubsub-emulator b/Dockerfile.pubsub-emulator
index 99ad1442c..3ddeb8f5c 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:488.0.0@sha256:6062aa734ab20faa58adee33c216fc473ce38ccd4dbeaadf7997dfa9b5bfcabe
+FROM google/cloud-sdk:494.0.0@sha256:b03c997bf66d2f565a110f7436bb2df2a99cbafd4320a49663eb7466a93d55a1
 RUN apt-get install -y netcat