diff --git a/strings/sl.json b/strings/sl.json
index 3ede3f94..ead2fcb8 100644
--- a/strings/sl.json
+++ b/strings/sl.json
@@ -252,6 +252,7 @@
   "LabelTag": "Oznaka",
   "LabelTags": "Oznake",
   "LabelTheme": "Tema",
+  "LabelThemeBlack": "Črna",
   "LabelThemeDark": "Temna",
   "LabelThemeLight": "Svetla",
   "LabelTimeRemaining": "Še {0}",