# UpdateGuidelineDocumentGroupInput > Input in domain **Guidelines** - HTML: [UpdateGuidelineDocumentGroupInput.html](UpdateGuidelineDocumentGroupInput.html) - Raw SDL: [UpdateGuidelineDocumentGroupInput.sdl](UpdateGuidelineDocumentGroupInput.sdl) - Covered by: [llms.txt](../llms.txt) Input for updating a guideline document group. ## Input fields - `id`: `ID!` _(beta)_ — The ID of the guideline document group to update. - `title`: `String!` _(beta)_ — The new title of the document group. - `language`: `String` = `null` _(beta)_ — Language code the name is written in. Omit it (or pass the default language) to update the base name; pass a non-default language to update that translation.