diff --git a/src/govuk/objects/_button-group.scss b/src/govuk/objects/_button-group.scss
index f8750a8b14..21905f2650 100644
--- a/src/govuk/objects/_button-group.scss
+++ b/src/govuk/objects/_button-group.scss
@@ -41,6 +41,7 @@
     .govuk-link {
       @include govuk-font($size: 19, $line-height: 19px);
       display: inline-block;
+      max-width: 100%;
       margin-top: $link-spacing;
       margin-bottom: $link-spacing + $vertical-gap;
       text-align: center;