diff --git a/images/reference/index.md b/images/reference/index.md
index 9f4763db..f69875e7 100644
--- a/images/reference/index.md
+++ b/images/reference/index.md
@@ -132,7 +132,7 @@ Where possible this links to the organisation's brand guidelines page.
 | <img src="/images/svg/react.svg" width="256" /> | <img src="/images/reference/react.svg" width="256" />  | https://github.com/facebook/react/blob/master/fixtures/dom/public/react-logo.svg |
 | <img src="/images/svg/vue.svg" width="256" /> | <img src="/images/reference/vue.svg" width="256" />  | https://github.com/vuejs/art/blob/master/logo.svg |
 | <img src="/images/svg/angular.svg" width="256" /> | <img src="/images/reference/angular.svg" width="256" />  | https://angular.io/presskit |
-| <img src="/images/svg/sass.svg" width="256" /> | <img src="/images/reference/seal-color-aef0354c.svg" width="256" />  | https://sass-lang.com/styleguide/brand |
+| <img src="/images/svg/sass.svg" width="256" /> | <img src="/images/reference/seal-color-aef0354c.png" width="256" />  | https://sass-lang.com/styleguide/brand |
 | <img src="/images/svg/duckduckgo.svg" width="256" /> | <img src="/images/reference/DuckDuckGoLogo-Dax-Solo.svg" width="256" />  | https://duckduckgo.com/press |
 | <img src="/images/svg/bing.svg" width="256" /> | <img src="/images/reference/BingLogo.png" width="256" />  | https://query.prod.cms.rt.microsoft.com/cms/api/am/binary/RE1q9FS |
 | <img src="/images/svg/json.svg" width="256" /> | <img src="/images/reference/json.gif" width="256" />  | https://json.org/ |