> For the complete documentation index, see [llms.txt](https://docs.ushahidi.com/platform-developer-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.ushahidi.com/platform-developer-documentation/dev-legacy-v3/development-and-code/upgrading-ushahidi.md).

# Upgrading Ushahidi

If you want to upgrade your selfhosted deployment please follow these guides.

If you are on version V3.x.x (Kohana) please read the following before upgrading to V4.x.x (Lumen). Some things has changed that affect your api.

{% content-ref url="/pages/-M2-FPe7EvaI4UOmLKW-" %}
[Upgrading from V3.x.x to V4.x.x](/platform-developer-documentation/dev-legacy-v3/development-and-code/upgrading-ushahidi/upgrading-from-v3.x.x-to-v4.x.x.md)
{% endcontent-ref %}

When you are done reading above, or you already are on V4.x.x and want to upgrade to the latest release, move on to this guide.

{% content-ref url="/pages/-M2-FPe60YeSzToejli8" %}
[Upgrading to latest release](/platform-developer-documentation/dev-legacy-v3/development-and-code/upgrading-ushahidi/upgrading-to-latest-release.md)
{% endcontent-ref %}