diff --git a/lib/l10n/app_en.arb b/lib/l10n/app_en.arb
index 606410cb..27ae16ac 100644
--- a/lib/l10n/app_en.arb
+++ b/lib/l10n/app_en.arb
@@ -178,7 +178,14 @@
   "settings_telemetryEnvironmentMode": "Telemetry Environment Mode",
   "settings_advertLocation": "Advert Location",
   "settings_advertLocationSubtitle": "Include location in advert.",
-  "settings_multiAck": "Multi-ACKs",
+   "settings_multiAck": "Multi-ACKs",
+  "@settings_multiAck": {
+    "placeholders": {
+      "value": {
+        "type": "String"
+      }
+    }
+  },
   "settings_telemetryModeUpdated": "Telemetry mode updated",
   "settings_actions": "Actions",
   "settings_sendAdvertisement": "Send Advertisement",