diff --git a/src/govuk/settings/_links.scss b/src/govuk/settings/_links.scss
index 2088e8a9638..1e93b002b48 100644
--- a/src/govuk/settings/_links.scss
+++ b/src/govuk/settings/_links.scss
@@ -43,7 +43,7 @@ $govuk-link-underline-thickness: unquote("max(1px, .0625rem)") !default;
 /// @type Number
 /// @access public
 
-$govuk-link-underline-offset: .1em !default;
+$govuk-link-underline-offset: .1578em !default;
 
 /// Thickness of link underlines in hover state
 ///