diff --git a/frontend/lang/messages/cs-CZ.json b/frontend/lang/messages/cs-CZ.json
index a3e601a388c0..e0a63982844c 100644
--- a/frontend/lang/messages/cs-CZ.json
+++ b/frontend/lang/messages/cs-CZ.json
@@ -114,6 +114,7 @@
     "json": "JSON",
     "keyword": "Klíčové slovo",
     "link-copied": "Odkaz zkopírován",
+    "loading": "Loading",
     "loading-events": "Načítání událostí",
     "loading-recipe": "Loading recipe...",
     "loading-ocr-data": "Loading OCR data...",