diff --git a/strings/ru.json b/strings/ru.json
index aafcdd67..f72d84b7 100644
--- a/strings/ru.json
+++ b/strings/ru.json
@@ -252,6 +252,7 @@
   "LabelTag": "Тег",
   "LabelTags": "Теги",
   "LabelTheme": "Тема",
+  "LabelThemeBlack": "Черный",
   "LabelThemeDark": "Темная",
   "LabelThemeLight": "Светлая",
   "LabelTimeRemaining": "{0} осталось",