diff --git a/messages/cs-CZ.json b/messages/cs-CZ.json
index c35488cd..26d0506c 100644
--- a/messages/cs-CZ.json
+++ b/messages/cs-CZ.json
@@ -1916,6 +1916,9 @@
     "authPageBrandingQuestionRemove": "Jste si jisti, že chcete odstranit branding autentizačních stránek?",
     "authPageBrandingDeleteConfirm": "Potvrzení odstranění brandingu",
     "brandingLogoURL": "URL loga",
+    "brandingLogoURLOrPath": "Logo URL or Path",
+    "brandingLogoPathDescription": "Enter a URL (https://...) or a local path (/logo.png) from the public/ directory on your Pangolin installation.",
+    "brandingLogoURLDescription": "Enter a publicly accessible URL to your logo image.",
     "brandingPrimaryColor": "Primární barva",
     "brandingLogoWidth": "Šířka (px)",
     "brandingLogoHeight": "Výška (px)",