Docs Self-Managed Reference rpk Commands rpk topic rpk topic alter-config This is documentation for Self-Managed v23.2, which is no longer supported. To view the latest available version of the docs, see v24.2. rpk topic alter-config Set, delete, add, and remove key/value configs for a topic. This command allows you to incrementally alter the configuration for multiple topics at a time. Incremental altering supports four operations: Setting a key=value pair Deleting a key’s value Appending a new value to a list-of-values key Subtracting (removing) an existing value from a list-of-values key The --dry option will validate whether the requested configuration change is valid, but does not apply it. Usage rpk topic alter-config [TOPICS...] --set key=value --delete key2,key3 [flags] Flags Value Type Description --append stringArray key=value; Value to append to a list-of-values key (repeatable). -d, --delete stringArray Key to delete (repeatable). --dry - Dry run: validate the alter request, but do not apply. -h, --help - Help for alter-config. -s, --set stringArray key=value; Pair to set (repeatable). --subtract stringArray key=value; Value to remove from list-of-values key (repeatable). --config string Redpanda or rpk config file; default search paths are ~/.config/rpk/rpk.yaml, $PWD, and /etc/redpanda/redpanda.yaml. -X, --config-opt stringArray Override rpk configuration settings; '-X help' for detail or '-X list' for terser detail. --profile string rpk profile to use. -v, --verbose - Enable verbose logging. Back to top × Simple online edits For simple changes, such as fixing a typo, you can edit the content directly on GitHub. Edit on GitHub Or, open an issue to let us know about something that you want us to change. Open an issue Contribution guide For extensive content updates, or if you prefer to work locally, read our contribution guide . Was this helpful? thumb_up thumb_down group Ask in the community mail Share your feedback group_add Make a contribution rpk topic add-partitions rpk topic consume