diff --git a/www/common/translations/messages.cs.json b/www/common/translations/messages.cs.json
index 8769febb3..d4a80e2d4 100644
--- a/www/common/translations/messages.cs.json
+++ b/www/common/translations/messages.cs.json
@@ -70,10 +70,10 @@
     "pad_mediatagOpen": "Otevřit soubor",
     "pad_mediatagShare": "Sdílet soubor",
     "importButton": "Importovat",
-    "formattedKB": "{0} KB",
+    "formattedKB": "{0} kB",
     "formattedGB": "{0} GB",
     "formattedMB": "{0} MB",
-    "KB": "KB",
+    "KB": "kB",
     "GB": "GB",
     "MB": "MB",
     "language": "Jazyk",