fix "false" showing up in artist strings, oops

1 files changed, 1 insertions, 1 deletions

diff --git a/upd8.js b/upd8.js
index 30545854..3527919b 100755
--- a/upd8.js
+++ b/upd8.js
@@ -4555,7 +4555,7 @@ function getArtistString(artists, {strings, to, showIcons = false, showContrib =
             strings.link.artist(who, {to}),
             showContrib && what && `(${what})`,
             showIcons && urls.length && `<span class="icons">(${urls.map(iconifyURL).join(', ')})</span>`
-        ].join(' ');
+        ].filter(Boolean).join(' ');
     }));
 }