diff --git a/lib/l10n/app_en.arb b/lib/l10n/app_en.arb
index 52472c74..2677935a 100644
--- a/lib/l10n/app_en.arb
+++ b/lib/l10n/app_en.arb
@@ -124,7 +124,7 @@
     "s_config_updated": "Configuration updated",
     "l_config_updated_reinsert": "Configuration updated, remove and reinsert your YubiKey",
     "s_app_not_supported": "Application not supported",
-    "l_app_not_supported_on_yk": "The used YubiKey does not support '${app}' application",
+    "l_app_not_supported_on_yk": "The used YubiKey does not support '{app}' application",
     "@l_app_not_supported_on_yk" : {
         "placeholders": {
             "app": {}
diff --git a/lib/l10n/app_pl.arb b/lib/l10n/app_pl.arb
index 7b0cbd15..ad46912a 100644
--- a/lib/l10n/app_pl.arb
+++ b/lib/l10n/app_pl.arb
@@ -536,7 +536,7 @@
   "@l_replace_yk_on_reader": {},
   "s_config_updated": "Konfiguracja została zaktualizowana",
   "@s_config_updated": {},
-  "l_app_not_supported_on_yk": "Używany klucz YubiKey nie obsługuje funkcji „${app}”",
+  "l_app_not_supported_on_yk": "Używany klucz YubiKey nie obsługuje funkcji „{app}”",
   "@l_app_not_supported_on_yk": {
     "placeholders": {
       "app": {}