# Convert a legacy template into a composable template?

**URL:** <https://discuss.elastic.co/t/convert-a-legacy-template-into-a-composable-template/276145>\
**Category:** Elasticsearch\
**Created:** [June 16, 2021, 1:06pm UTC](https://discuss.elastic.co/t/convert-a-legacy-template-into-a-composable-template/276145 "2021-06-16T13:06:07Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![riahc3](https://avatars.discourse-cdn.com/v4/letter/r/d6d6ee/32.png) [@riahc3](https://discuss.elastic.co/u/riahc3)\
**Post date:** [June 16, 2021, 1:06pm UTC](https://discuss.elastic.co/t/convert-a-legacy-template-into-a-composable-template/276145/1 "2021-06-16T13:06:07Z")

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Hello

There is a legacy template with a lot of good default mappings that I want to use as a base (a base template, even though it is rudundent)

That being said, I want to use it as a composable template. Is there a way I can convert it?

Thanks

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<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [July 14, 2021, 1:06pm UTC](https://discuss.elastic.co/t/convert-a-legacy-template-into-a-composable-template/276145/2 "2021-07-14T13:06:20Z")

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