diff --git a/frontend/src/i18n/nl-be.json b/frontend/src/i18n/nl-be.json
index af659e5c..78a7c281 100644
--- a/frontend/src/i18n/nl-be.json
+++ b/frontend/src/i18n/nl-be.json
@@ -158,6 +158,7 @@
     "video": "Video"
   },
   "settings": {
+    "aceEditorTheme": "Ace editor theme",
     "admin": "Admin",
     "administrator": "Administrator",
     "allowCommands": "Commando's uitvoeren",