diff --git a/app/src/main/res/values-cs/strings.xml b/app/src/main/res/values-cs/strings.xml
index e9abaf2d2..6c941054a 100644
--- a/app/src/main/res/values-cs/strings.xml
+++ b/app/src/main/res/values-cs/strings.xml
@@ -1258,4 +1258,5 @@
     <string name="menuitem_barometer">Barometr</string>
     <string name="notification_channel_low_battery_name">Nízký stav baterie</string>
     <string name="notification_channel_transfer_name">Přenos dat</string>
+    <string name="pref_theme_black_background">Použít černé pozadí v Tmavém Téma</string>
 </resources>
\ No newline at end of file