diff --git a/js/components/whitelabel/prize/components/landing.js b/js/components/whitelabel/prize/components/landing.js
index b1b06207..3a5dc47f 100644
--- a/js/components/whitelabel/prize/components/landing.js
+++ b/js/components/whitelabel/prize/components/landing.js
@@ -46,7 +46,7 @@ let Landing = React.createClass({
                         <p>
                             This is the submission page for Sluice_screens ↄc Prize 2015.
                         </p>
-                        <ButtonGroup className="enter" bsSize="large" vertical block>
+                        <ButtonGroup className="enter" bsSize="large" vertical>
                             <ButtonLink to="signup">
                                 Sign up to submit
                             </ButtonLink>