# updateGuidelineDocument > Mutation in domain **Guidelines** - HTML: [updateGuidelineDocument.html](updateGuidelineDocument.html) - Raw SDL: [updateGuidelineDocument.sdl](updateGuidelineDocument.sdl) - Covered by: [llms.txt](../llms.txt) Status: _(beta)_ ## Returns `UpdateGuidelineDocument` ## Arguments - `input`: `UpdateGuidelineDocumentInput!` _(beta)_ ## Example ```graphql mutation UpdateGuidelineDocument { updateGuidelineDocument( input: { id: "…" title: "…" } ) { __typename id title } } ``` Raw: [`updateGuidelineDocument.example.sdl`](updateGuidelineDocument.example.sdl)