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Update mirror.gcr.io/library/ubuntu Docker tag to v26 #14362

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Update mirror.gcr.io/library/ubuntu Docker tag to v26 #14362

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2 changes: 1 addition & 1 deletion .kokoro/docker/Dockerfile
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Expand Up @@ -14,7 +14,7 @@

# We want to use LTS ubuntu from our mirror because dockerhub has a
# rate limit.
FROM mirror.gcr.io/library/ubuntu:24.04
FROM mirror.gcr.io/library/ubuntu:26.04

@gemini-code-assist gemini-code-assist Bot Jun 30, 2026

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critical

Ubuntu 26.04 is not a released version of Ubuntu (the LTS release is scheduled for April 2026). This tag does not exist in the container registry, which will cause the Docker build to fail immediately. Please revert this change to use the stable 24.04 LTS release.

FROM mirror.gcr.io/library/ubuntu:24.04


ENV DEBIAN_FRONTEND noninteractive

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