diff --git a/i18n/cs/cosmic_player.ftl b/i18n/cs/cosmic_player.ftl
index a7cb051..3ee600f 100644
--- a/i18n/cs/cosmic_player.ftl
+++ b/i18n/cs/cosmic_player.ftl
@@ -10,7 +10,7 @@ settings = Nastavení
 appearance = Vzhled
 theme = Téma
 match-desktop = Dle systému
-dark = Tmavý
+dark = Tmavé
 light = Světlý
 file = Soubor
 open-media = Otevřít média...