diff --git a/src/pretix/static/pretixcontrol/scss/_flags.scss b/src/pretix/static/pretixcontrol/scss/_flags.scss
index 6aa88e94b..08bed4cb4 100644
--- a/src/pretix/static/pretixcontrol/scss/_flags.scss
+++ b/src/pretix/static/pretixcontrol/scss/_flags.scss
@@ -42,6 +42,7 @@ pre[lang=bm], input[lang=bm], textarea[lang=bm] { background-image: url(static('
 pre[lang=bn], input[lang=bn], textarea[lang=bn] { background-image: url(static('pretixbase/img/flags/bn.png')); }
 pre[lang=bo], input[lang=bo], textarea[lang=bo] { background-image: url(static('pretixbase/img/flags/bo.png')); }
 pre[lang=br], input[lang=br], textarea[lang=br] { background-image: url(static('pretixbase/img/flags/br.png')); }
+pre[lang=pt-br], input[lang=pt-br], textarea[lang=pt-br] { background-image: url(static('pretixbase/img/flags/br.png')); }
 pre[lang=bs], input[lang=bs], textarea[lang=bs] { background-image: url(static('pretixbase/img/flags/bs.png')); }
 pre[lang=bt], input[lang=bt], textarea[lang=bt] { background-image: url(static('pretixbase/img/flags/bt.png')); }
 pre[lang=bv], input[lang=bv], textarea[lang=bv] { background-image: url(static('pretixbase/img/flags/bv.png')); }