# Running Repair after changing the Replication Factor

**URL:** <https://forum.scylladb.com/t/running-repair-after-changing-the-replication-factor/78>\
**Category:** ScyllaDB\
**Created:** [November 14, 2022, 4:54am UTC](https://forum.scylladb.com/t/running-repair-after-changing-the-replication-factor/78 "2022-11-14T04:54:56Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Guy](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.scylladb.com/guy/32/9_2.png) [@Guy](https://forum.scylladb.com/u/Guy)\
**Post date:** [November 14, 2022, 4:54am UTC](https://forum.scylladb.com/t/running-repair-after-changing-the-replication-factor/78/1 "2022-11-14T04:54:56Z")

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After I change the replication settings of a keyspace, should I run a repair on all nodes? Or will Scylla rescale the whole structure on its own?

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<div class="post-metadata">

**Author:** ![Guy](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.scylladb.com/guy/32/9_2.png) [@Guy](https://forum.scylladb.com/u/Guy)\
**Post date:** [November 14, 2022, 4:55am UTC](https://forum.scylladb.com/t/running-repair-after-changing-the-replication-factor/78/2 "2022-11-14T04:55:13Z")

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ScyllaDB doesn’t automatically stream data to new replicas after changing the RF. You have to run a repair for that to happen.