diff --git a/packages/components/psammead-brand/README.md b/packages/components/psammead-brand/README.md
index d9cc06bb93..808b5c2374 100644
--- a/packages/components/psammead-brand/README.md
+++ b/packages/components/psammead-brand/README.md
@@ -44,8 +44,8 @@ The `scriptLink` can be used to render [ScriptLink](https://github.com/bbc/psamm
 | logoColour | String | yes | N/A | `${C_WHITE}` or relevant string hex code |
 | url | String | no | N/A | `https://www.bbc.co.uk/news` |
 | serviceLocalisedName | String | no | N/A | `'Yoruba'` |
-| borderTop | Bool | no | `false` | `true` |
-| borderBottom | Bool | no | `false` | `true` |
+| borderTop | Boolean | no | `false` | `true` |
+| borderBottom | Boolean | no | `false` | `true` |
 | scriptLink | Node | no | `null` | `<ScriptLink service='news' script={latin} href='https://www.bbc.com/serbian/lat'> Lat </ScriptLink>` |
 | dir | string | No | `'ltr' | One of `'rtl'` `'ltr' |