diff --git a/lib/l10n/arb/app_es.arb b/lib/l10n/arb/app_es.arb
index ae0bd0b5..20c73801 100644
--- a/lib/l10n/arb/app_es.arb
+++ b/lib/l10n/arb/app_es.arb
@@ -1,5 +1,5 @@
 {
-  "@@locale": "es-ES",
+  "@@locale": "es",
   "@@last_modified": "2026-01-16",
   "appName": "SpotiFLAC",
   "@appName": {
diff --git a/lib/l10n/arb/app_pt.arb b/lib/l10n/arb/app_pt.arb
index 4c12c5c0..3c7ff088 100644
--- a/lib/l10n/arb/app_pt.arb
+++ b/lib/l10n/arb/app_pt.arb
@@ -1,5 +1,5 @@
 {
-  "@@locale": "pt-PT",
+  "@@locale": "pt",
   "@@last_modified": "2026-01-16",
   "appName": "SpotiFLAC",
   "@appName": {
diff --git a/lib/l10n/arb/app_zh.arb b/lib/l10n/arb/app_zh.arb
index ffac8eb5..e267e87e 100644
--- a/lib/l10n/arb/app_zh.arb
+++ b/lib/l10n/arb/app_zh.arb
@@ -1,5 +1,5 @@
 {
-  "@@locale": "zh-TW",
+  "@@locale": "zh",
   "@@last_modified": "2026-01-16",
   "appName": "SpotiFLAC",
   "@appName": {