diff --git a/sdk_container/src/third_party/coreos-overlay/changelog/changes/2023-03-09-pigz.md b/sdk_container/src/third_party/coreos-overlay/changelog/changes/2023-03-09-pigz.md
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+- Added pigz to the production image. The parallel gzip implementation is useful to speed up the decompression time spent for large container image imports/exports.