diff --git a/packages/cli/package.json b/packages/cli/package.json
index 475bc6234..e96ac48b6 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -60,7 +60,7 @@
     "slonik-sql-tag-raw": "^1.1.4",
     "tar": "^6.1.11",
     "yargs": "^17.6.0",
-    "zod": "^3.18.0"
+    "zod": "^3.19.1"
   },
   "devDependencies": {
     "@silverhand/eslint-config": "1.3.0",
diff --git a/packages/console/package.json b/packages/console/package.json
index ee49df453..a05b32ff9 100644
--- a/packages/console/package.json
+++ b/packages/console/package.json
@@ -19,7 +19,7 @@
   "devDependencies": {
     "@fontsource/roboto-mono": "^4.5.7",
     "@logto/core-kit": "1.0.0-beta.19",
-    "@logto/language-kit": "1.0.0-beta.19",
+    "@logto/language-kit": "1.0.0-beta.20",
     "@logto/phrases": "workspace:^",
     "@logto/phrases-ui": "workspace:^",
     "@logto/react": "1.0.0-beta.10",
@@ -82,7 +82,7 @@
     "stylelint": "^14.9.1",
     "swr": "^1.3.0",
     "typescript": "^4.7.4",
-    "zod": "^3.18.0"
+    "zod": "^3.19.1"
   },
   "alias": {
     "@/*": "./src/$1",
diff --git a/packages/console/src/pages/Connectors/components/Guide/index.tsx b/packages/console/src/pages/Connectors/components/Guide/index.tsx
index 3ee3b58a2..07bc04aba 100644
--- a/packages/console/src/pages/Connectors/components/Guide/index.tsx
+++ b/packages/console/src/pages/Connectors/components/Guide/index.tsx
@@ -1,4 +1,4 @@
-import { getDefaultLanguage } from '@logto/core-kit';
+import { isLanguageTag } from '@logto/language-kit';
 import type { ConnectorResponse } from '@logto/schemas';
 import { ConnectorType } from '@logto/schemas';
 import { conditional } from '@silverhand/essentials';
@@ -32,7 +32,8 @@ const Guide = ({ connector, onClose }: Props) => {
   const { updateSettings } = useSettings();
   const { t } = useTranslation(undefined, { keyPrefix: 'admin_console' });
   const { id: connectorId, type: connectorType, name, configTemplate, readme } = connector;
-  const connectorName = name[getDefaultLanguage(i18next.language)];
+  const { language } = i18next;
+  const connectorName = conditional(isLanguageTag(language) && name[language]) ?? name.en;
   const isSocialConnector =
     connectorType !== ConnectorType.Sms && connectorType !== ConnectorType.Email;
   const methods = useForm<GuideForm>({ reValidateMode: 'onBlur' });
diff --git a/packages/console/src/pages/UserDetails/components/UserConnectors.tsx b/packages/console/src/pages/UserDetails/components/UserConnectors.tsx
index 54d34b2d4..82b0b05b2 100644
--- a/packages/console/src/pages/UserDetails/components/UserConnectors.tsx
+++ b/packages/console/src/pages/UserDetails/components/UserConnectors.tsx
@@ -59,7 +59,7 @@ const UserConnectors = ({ userId, connectors, onDelete }: Props) => {
             'zh-CN': '未知连接器',
             en: 'Unknown Connector',
             'tr-TR': 'Bilinmeyen connector.',
-            'ko-KR': '알수없는 연동',
+            ko: '알수없는 연동',
           },
           target: key,
           userId: connectors[key]?.userId,
diff --git a/packages/core/package.json b/packages/core/package.json
index 1e51e50db..40a987b77 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -20,9 +20,9 @@
   },
   "dependencies": {
     "@logto/cli": "workspace:^",
-    "@logto/connector-kit": "^1.0.0-beta.18",
+    "@logto/connector-kit": "1.0.0-beta.20",
     "@logto/core-kit": "^1.0.0-beta.18",
-    "@logto/language-kit": "1.0.0-beta.19",
+    "@logto/language-kit": "1.0.0-beta.20",
     "@logto/phrases": "workspace:^",
     "@logto/phrases-ui": "workspace:^",
     "@logto/schemas": "workspace:^",
@@ -64,7 +64,7 @@
     "slonik-sql-tag-raw": "^1.1.4",
     "snake-case": "^3.0.4",
     "snakecase-keys": "^5.1.0",
-    "zod": "^3.18.0"
+    "zod": "^3.19.1"
   },
   "devDependencies": {
     "@shopify/jest-koa-mocks": "^5.0.0",
diff --git a/packages/core/src/__mocks__/connector.ts b/packages/core/src/__mocks__/connector.ts
index 4d3e4bbab..69e6c99c2 100644
--- a/packages/core/src/__mocks__/connector.ts
+++ b/packages/core/src/__mocks__/connector.ts
@@ -14,7 +14,7 @@ export const mockMetadata: ConnectorMetadata = {
     'pt-PT': 'Conector',
     'zh-CN': '连接器',
     'tr-TR': 'Connector',
-    'ko-KR': 'Connector',
+    ko: 'Connector',
   },
   logo: './logo.png',
   logoDark: './logo-dark.png',
@@ -23,7 +23,7 @@ export const mockMetadata: ConnectorMetadata = {
     'pt-PT': 'Conector',
     'zh-CN': '连接器',
     'tr-TR': 'Connector',
-    'ko-KR': 'Connector',
+    ko: 'Connector',
   },
   readme: 'README.md',
   configTemplate: 'config-template.json',
diff --git a/packages/demo-app/package.json b/packages/demo-app/package.json
index 0caf9ac1e..3fc980948 100644
--- a/packages/demo-app/package.json
+++ b/packages/demo-app/package.json
@@ -18,7 +18,7 @@
   },
   "devDependencies": {
     "@logto/core-kit": "1.0.0-beta.19",
-    "@logto/language-kit": "1.0.0-beta.19",
+    "@logto/language-kit": "1.0.0-beta.20",
     "@logto/phrases": "workspace:^",
     "@logto/react": "1.0.0-beta.10",
     "@logto/schemas": "workspace:^",
diff --git a/packages/phrases-ui/package.json b/packages/phrases-ui/package.json
index 58e66adf6..127c3f19c 100644
--- a/packages/phrases-ui/package.json
+++ b/packages/phrases-ui/package.json
@@ -32,9 +32,9 @@
   },
   "dependencies": {
     "@logto/core-kit": "1.0.0-beta.19",
-    "@logto/language-kit": "1.0.0-beta.19",
+    "@logto/language-kit": "1.0.0-beta.20",
     "@silverhand/essentials": "^1.3.0",
-    "zod": "^3.18.0"
+    "zod": "^3.19.1"
   },
   "devDependencies": {
     "@silverhand/eslint-config": "1.3.0",
diff --git a/packages/phrases-ui/src/index.ts b/packages/phrases-ui/src/index.ts
index 947f9f012..792000a91 100644
--- a/packages/phrases-ui/src/index.ts
+++ b/packages/phrases-ui/src/index.ts
@@ -6,7 +6,7 @@ import { z } from 'zod';
 
 import en from './locales/en';
 import fr from './locales/fr';
-import koKR from './locales/ko-kr';
+import ko from './locales/ko';
 import ptPT from './locales/pt-pt';
 import trTR from './locales/tr-tr';
 import zhCN from './locales/zh-cn';
@@ -16,7 +16,7 @@ export type { LocalePhrase } from './types';
 
 export type I18nKey = NormalizeKeyPaths<typeof en.translation>;
 
-export const builtInLanguages = ['en', 'fr', 'pt-PT', 'zh-CN', 'ko-KR', 'tr-TR'] as const;
+export const builtInLanguages = ['en', 'fr', 'pt-PT', 'zh-CN', 'ko', 'tr-TR'] as const;
 
 export const builtInLanguageOptions = builtInLanguages.map((languageTag) => ({
   value: languageTag,
@@ -34,7 +34,7 @@ const resource: Resource = {
   fr,
   'pt-PT': ptPT,
   'zh-CN': zhCN,
-  'ko-KR': koKR,
+  ko,
   'tr-TR': trTR,
 };
 
diff --git a/packages/phrases-ui/src/locales/ko-kr.ts b/packages/phrases-ui/src/locales/ko.ts
similarity index 98%
rename from packages/phrases-ui/src/locales/ko-kr.ts
rename to packages/phrases-ui/src/locales/ko.ts
index bfc617a0b..d2c54ba00 100644
--- a/packages/phrases-ui/src/locales/ko-kr.ts
+++ b/packages/phrases-ui/src/locales/ko.ts
@@ -80,8 +80,8 @@ const translation = {
   },
 };
 
-const koKR: LocalePhrase = Object.freeze({
+const ko: LocalePhrase = Object.freeze({
   translation,
 });
 
-export default koKR;
+export default ko;
diff --git a/packages/phrases/package.json b/packages/phrases/package.json
index 0c64f0a50..917470953 100644
--- a/packages/phrases/package.json
+++ b/packages/phrases/package.json
@@ -32,9 +32,9 @@
   },
   "dependencies": {
     "@logto/core-kit": "1.0.0-beta.19",
-    "@logto/language-kit": "1.0.0-beta.19",
+    "@logto/language-kit": "1.0.0-beta.20",
     "@silverhand/essentials": "^1.3.0",
-    "zod": "^3.18.0"
+    "zod": "^3.19.1"
   },
   "devDependencies": {
     "@silverhand/eslint-config": "1.3.0",
diff --git a/packages/phrases/src/index.ts b/packages/phrases/src/index.ts
index 2ee13dbbc..33f9efeaf 100644
--- a/packages/phrases/src/index.ts
+++ b/packages/phrases/src/index.ts
@@ -6,7 +6,7 @@ import { z } from 'zod';
 
 import en from './locales/en';
 import fr from './locales/fr';
-import koKR from './locales/ko-kr';
+import ko from './locales/ko';
 import ptPT from './locales/pt-pt';
 import trTR from './locales/tr-tr';
 import zhCN from './locales/zh-cn';
@@ -16,7 +16,7 @@ export type { LocalPhrase } from './types';
 
 export type I18nKey = NormalizeKeyPaths<typeof en.translation>;
 
-export const builtInLanguages = ['en', 'fr', 'pt-PT', 'zh-CN', 'ko-KR', 'tr-TR'] as const;
+export const builtInLanguages = ['en', 'fr', 'pt-PT', 'zh-CN', 'ko', 'tr-TR'] as const;
 
 export const builtInLanguageOptions = builtInLanguages.map((languageTag) => ({
   value: languageTag,
@@ -46,7 +46,7 @@ const resource: Resource = {
   fr,
   'pt-PT': ptPT,
   'zh-CN': zhCN,
-  'ko-KR': koKR,
+  ko,
   'tr-TR': trTR,
 };
 
diff --git a/packages/phrases/src/locales/ko-kr/errors.ts b/packages/phrases/src/locales/ko/errors.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/errors.ts
rename to packages/phrases/src/locales/ko/errors.ts
diff --git a/packages/phrases/src/locales/ko-kr/index.ts b/packages/phrases/src/locales/ko/index.ts
similarity index 70%
rename from packages/phrases/src/locales/ko-kr/index.ts
rename to packages/phrases/src/locales/ko/index.ts
index d7ba7975c..a8e49ed0b 100644
--- a/packages/phrases/src/locales/ko-kr/index.ts
+++ b/packages/phrases/src/locales/ko/index.ts
@@ -2,9 +2,9 @@ import type { LocalPhrase } from '../../types';
 import errors from './errors';
 import translation from './translation';
 
-const koKR: LocalPhrase = Object.freeze({
+const ko: LocalPhrase = Object.freeze({
   translation,
   errors,
 });
 
-export default koKR;
+export default ko;
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/api-resource-details.ts b/packages/phrases/src/locales/ko/translation/admin-console/api-resource-details.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/api-resource-details.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/api-resource-details.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/api-resources.ts b/packages/phrases/src/locales/ko/translation/admin-console/api-resources.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/api-resources.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/api-resources.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/application-details.ts b/packages/phrases/src/locales/ko/translation/admin-console/application-details.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/application-details.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/application-details.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/applications.ts b/packages/phrases/src/locales/ko/translation/admin-console/applications.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/applications.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/applications.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/connector-details.ts b/packages/phrases/src/locales/ko/translation/admin-console/connector-details.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/connector-details.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/connector-details.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/connectors.ts b/packages/phrases/src/locales/ko/translation/admin-console/connectors.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/connectors.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/connectors.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/contact.ts b/packages/phrases/src/locales/ko/translation/admin-console/contact.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/contact.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/contact.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/dashboard.ts b/packages/phrases/src/locales/ko/translation/admin-console/dashboard.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/dashboard.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/dashboard.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/errors.ts b/packages/phrases/src/locales/ko/translation/admin-console/errors.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/errors.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/errors.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/general.ts b/packages/phrases/src/locales/ko/translation/admin-console/general.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/general.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/general.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/get-started.ts b/packages/phrases/src/locales/ko/translation/admin-console/get-started.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/get-started.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/get-started.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/index.ts b/packages/phrases/src/locales/ko/translation/admin-console/index.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/index.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/index.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/log-details.ts b/packages/phrases/src/locales/ko/translation/admin-console/log-details.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/log-details.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/log-details.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/logs.ts b/packages/phrases/src/locales/ko/translation/admin-console/logs.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/logs.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/logs.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/session-expired.ts b/packages/phrases/src/locales/ko/translation/admin-console/session-expired.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/session-expired.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/session-expired.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/settings.ts b/packages/phrases/src/locales/ko/translation/admin-console/settings.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/settings.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/settings.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/sign-in-exp.ts b/packages/phrases/src/locales/ko/translation/admin-console/sign-in-exp.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/sign-in-exp.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/sign-in-exp.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/tab-sections.ts b/packages/phrases/src/locales/ko/translation/admin-console/tab-sections.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/tab-sections.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/tab-sections.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/tabs.ts b/packages/phrases/src/locales/ko/translation/admin-console/tabs.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/tabs.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/tabs.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/user-details.ts b/packages/phrases/src/locales/ko/translation/admin-console/user-details.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/user-details.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/user-details.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/users.ts b/packages/phrases/src/locales/ko/translation/admin-console/users.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/users.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/users.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/admin-console/welcome.ts b/packages/phrases/src/locales/ko/translation/admin-console/welcome.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/admin-console/welcome.ts
rename to packages/phrases/src/locales/ko/translation/admin-console/welcome.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/demo-app.ts b/packages/phrases/src/locales/ko/translation/demo-app.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/demo-app.ts
rename to packages/phrases/src/locales/ko/translation/demo-app.ts
diff --git a/packages/phrases/src/locales/ko-kr/translation/index.ts b/packages/phrases/src/locales/ko/translation/index.ts
similarity index 100%
rename from packages/phrases/src/locales/ko-kr/translation/index.ts
rename to packages/phrases/src/locales/ko/translation/index.ts
diff --git a/packages/schemas/package.json b/packages/schemas/package.json
index 79a37b2b9..5ad641047 100644
--- a/packages/schemas/package.json
+++ b/packages/schemas/package.json
@@ -67,11 +67,11 @@
   },
   "prettier": "@silverhand/eslint-config/.prettierrc",
   "dependencies": {
-    "@logto/connector-kit": "1.0.0-beta.19",
+    "@logto/connector-kit": "1.0.0-beta.20",
     "@logto/core-kit": "1.0.0-beta.19",
-    "@logto/language-kit": "1.0.0-beta.19",
+    "@logto/language-kit": "1.0.0-beta.20",
     "@logto/phrases": "workspace:^",
     "@logto/phrases-ui": "workspace:^",
-    "zod": "^3.18.0"
+    "zod": "^3.19.1"
   }
 }
diff --git a/packages/ui/package.json b/packages/ui/package.json
index d745fc81a..491e39623 100644
--- a/packages/ui/package.json
+++ b/packages/ui/package.json
@@ -19,6 +19,7 @@
     "@logto/core-kit": "1.0.0-beta.19"
   },
   "devDependencies": {
+    "@logto/language-kit": "1.0.0-beta.20",
     "@logto/phrases": "workspace:^",
     "@logto/phrases-ui": "workspace:^",
     "@logto/schemas": "workspace:^",
diff --git a/packages/ui/src/__mocks__/logto.tsx b/packages/ui/src/__mocks__/logto.tsx
index e0067d726..94069bf8e 100644
--- a/packages/ui/src/__mocks__/logto.tsx
+++ b/packages/ui/src/__mocks__/logto.tsx
@@ -24,14 +24,14 @@ export const socialConnectors = [
       'pt-PT': 'Entrar com GitHub',
       'zh-CN': '使用 GitHub 登录',
       'tr-TR': 'Github ile giriş yap',
-      'ko-KR': 'Github 로그인',
+      ko: 'Github 로그인',
     },
     description: {
       en: 'Sign in with GitHub',
       'pt-PT': 'Entrar com GitHub',
       'zh-CN': '使用 GitHub 登录',
       'tr-TR': 'Github ile giriş yap',
-      'ko-KR': 'Github 로그인',
+      ko: 'Github 로그인',
     },
     readme: '',
     configTemplate: '',
@@ -48,14 +48,14 @@ export const socialConnectors = [
       'pt-PT': 'Entrar com Alipay',
       'zh-CN': '使用 Alipay 登录',
       'tr-TR': 'Alipay ile giriş yap',
-      'ko-KR': 'Alipay 로그인',
+      ko: 'Alipay 로그인',
     },
     description: {
       en: 'Sign in with Alipay',
       'pt-PT': 'Entrar com Alipay',
       'zh-CN': '使用 Alipay 登录',
       'tr-TR': 'Alipay ile giriş yap',
-      'ko-KR': 'Alipay 로그인',
+      ko: 'Alipay 로그인',
     },
     readme: '',
     configTemplate: '',
@@ -72,14 +72,14 @@ export const socialConnectors = [
       'pt-PT': 'Entrar com WeChat',
       'zh-CN': '使用 WeChat 登录',
       'tr-TR': 'WeChat ile giriş yap',
-      'ko-KR': 'WeChat 로그인',
+      ko: 'WeChat 로그인',
     },
     description: {
       en: 'Sign in with WeChat',
       'pt-PT': 'Entrar com WeChat',
       'zh-CN': '使用 WeChat 登录',
       'tr-TR': 'WeChat ile giriş yap',
-      'ko-KR': 'WeChat 로그인',
+      ko: 'WeChat 로그인',
     },
     readme: '',
     configTemplate: '',
@@ -96,14 +96,14 @@ export const socialConnectors = [
       'pt-PT': 'Entrar com Google',
       'zh-CN': '使用 Google 登录',
       'tr-TR': 'Google ile giriş yap',
-      'ko-KR': 'Google 로그인',
+      ko: 'Google 로그인',
     },
     description: {
       en: 'Sign in with Google',
       'pt-PT': 'Entrar com Google',
       'zh-CN': '使用 Google 登录',
       'tr-TR': 'Google ile giriş yap',
-      'ko-KR': 'Google 로그인',
+      ko: 'Google 로그인',
     },
     readme: '',
     configTemplate: '',
@@ -120,14 +120,14 @@ export const socialConnectors = [
       'pt-PT': 'Entrar com Facebook',
       'zh-CN': '使用 Meta 登录',
       'tr-TR': 'Meta ile giriş yap',
-      'ko-KR': 'Meta 로그인',
+      ko: 'Meta 로그인',
     },
     description: {
       en: 'Sign in with Meta',
       'pt-PT': 'Entrar com Facebook',
       'zh-CN': '使用 Meta 登录',
       'tr-TR': 'Meta ile giriş yap',
-      'ko-KR': 'Meta 로그인',
+      ko: 'Meta 로그인',
     },
     readme: '',
     configTemplate: '',
@@ -146,14 +146,14 @@ export const mockSocialConnectorData = {
     'pt-PT': 'Entrar com Xxx',
     'zh-CN': '使用 Xxx 登录',
     'tr-TR': 'Xxx ile giriş yap',
-    'ko-KR': 'Xxx 로그인',
+    ko: 'Xxx 로그인',
   },
   description: {
     en: 'Sign in with Xxx',
     'pt-PT': 'Entrar com Xxx',
     'zh-CN': '使用 Xxx 登录',
     'tr-TR': 'Xxx ile giriş yap',
-    'ko-KR': 'Xxx 로그인',
+    ko: 'Xxx 로그인',
   },
   readme: '',
   configTemplate: '',
diff --git a/packages/ui/src/containers/SocialSignIn/SocialSignInDropdown/index.tsx b/packages/ui/src/containers/SocialSignIn/SocialSignInDropdown/index.tsx
index 68452180d..ab7bbac0e 100644
--- a/packages/ui/src/containers/SocialSignIn/SocialSignInDropdown/index.tsx
+++ b/packages/ui/src/containers/SocialSignIn/SocialSignInDropdown/index.tsx
@@ -1,5 +1,6 @@
-import { getDefaultLanguage } from '@logto/core-kit';
+import { isLanguageTag } from '@logto/language-kit';
 import type { ConnectorMetadata } from '@logto/schemas';
+import { conditional } from '@silverhand/essentials';
 import { useState, useCallback } from 'react';
 import { useTranslation } from 'react-i18next';
 
@@ -47,7 +48,7 @@ const SocialSignInDropdown = ({ isOpen, onClose, connectors, anchorRef }: Props)
     >
       {connectors.map((connector) => {
         const { id, name, logo, logoDark } = connector;
-        const localName = name[getDefaultLanguage(language)];
+        const localName = conditional(isLanguageTag(language) && name[language]) ?? name.en;
 
         return (
           <DropdownItem
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index ccd5aeff9..d2c1c3089 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -60,7 +60,7 @@ importers:
       ts-node: ^10.9.1
       typescript: ^4.7.4
       yargs: ^17.6.0
-      zod: ^3.18.0
+      zod: ^3.19.1
     dependencies:
       '@logto/schemas': link:../schemas
       '@logto/shared': link:../shared
@@ -82,7 +82,7 @@ importers:
       slonik-sql-tag-raw: 1.1.4_roarr@7.11.0+slonik@30.1.2
       tar: 6.1.11
       yargs: 17.6.0
-      zod: 3.18.0
+      zod: 3.19.1
     devDependencies:
       '@silverhand/eslint-config': 1.3.0_swk2g7ygmfleszo5c33j4vooni
       '@silverhand/jest-config': 1.2.2_zapogttls25djihwjkusccjjym
@@ -106,7 +106,7 @@ importers:
     specifiers:
       '@fontsource/roboto-mono': ^4.5.7
       '@logto/core-kit': 1.0.0-beta.19
-      '@logto/language-kit': 1.0.0-beta.19
+      '@logto/language-kit': 1.0.0-beta.20
       '@logto/phrases': workspace:^
       '@logto/phrases-ui': workspace:^
       '@logto/react': 1.0.0-beta.10
@@ -169,11 +169,11 @@ importers:
       stylelint: ^14.9.1
       swr: ^1.3.0
       typescript: ^4.7.4
-      zod: ^3.18.0
+      zod: ^3.19.1
     devDependencies:
       '@fontsource/roboto-mono': 4.5.7
       '@logto/core-kit': 1.0.0-beta.19
-      '@logto/language-kit': 1.0.0-beta.19
+      '@logto/language-kit': 1.0.0-beta.20
       '@logto/phrases': link:../phrases
       '@logto/phrases-ui': link:../phrases-ui
       '@logto/react': 1.0.0-beta.10_react@18.2.0
@@ -236,14 +236,14 @@ importers:
       stylelint: 14.9.1
       swr: 1.3.0_react@18.2.0
       typescript: 4.7.4
-      zod: 3.18.0
+      zod: 3.19.1
 
   packages/core:
     specifiers:
       '@logto/cli': workspace:^
-      '@logto/connector-kit': ^1.0.0-beta.18
+      '@logto/connector-kit': 1.0.0-beta.20
       '@logto/core-kit': ^1.0.0-beta.18
-      '@logto/language-kit': 1.0.0-beta.19
+      '@logto/language-kit': 1.0.0-beta.20
       '@logto/phrases': workspace:^
       '@logto/phrases-ui': workspace:^
       '@logto/schemas': workspace:^
@@ -316,12 +316,12 @@ importers:
       snakecase-keys: ^5.1.0
       supertest: ^6.2.2
       typescript: ^4.7.4
-      zod: ^3.18.0
+      zod: ^3.19.1
     dependencies:
       '@logto/cli': link:../cli
-      '@logto/connector-kit': 1.0.0-beta.18
+      '@logto/connector-kit': 1.0.0-beta.20
       '@logto/core-kit': 1.0.0-beta.18
-      '@logto/language-kit': 1.0.0-beta.19
+      '@logto/language-kit': 1.0.0-beta.20
       '@logto/phrases': link:../phrases
       '@logto/phrases-ui': link:../phrases-ui
       '@logto/schemas': link:../schemas
@@ -363,7 +363,7 @@ importers:
       slonik-sql-tag-raw: 1.1.4_roarr@7.11.0+slonik@30.1.2
       snake-case: 3.0.4
       snakecase-keys: 5.1.2
-      zod: 3.18.0
+      zod: 3.19.1
     devDependencies:
       '@shopify/jest-koa-mocks': 5.0.0
       '@silverhand/eslint-config': 1.3.0_swk2g7ygmfleszo5c33j4vooni
@@ -406,7 +406,7 @@ importers:
   packages/demo-app:
     specifiers:
       '@logto/core-kit': 1.0.0-beta.19
-      '@logto/language-kit': 1.0.0-beta.19
+      '@logto/language-kit': 1.0.0-beta.20
       '@logto/phrases': workspace:^
       '@logto/react': 1.0.0-beta.10
       '@logto/schemas': workspace:^
@@ -433,7 +433,7 @@ importers:
       typescript: ^4.7.4
     devDependencies:
       '@logto/core-kit': 1.0.0-beta.19
-      '@logto/language-kit': 1.0.0-beta.19
+      '@logto/language-kit': 1.0.0-beta.20
       '@logto/phrases': link:../phrases
       '@logto/react': 1.0.0-beta.10_react@18.2.0
       '@logto/schemas': link:../schemas
@@ -514,7 +514,7 @@ importers:
   packages/phrases:
     specifiers:
       '@logto/core-kit': 1.0.0-beta.19
-      '@logto/language-kit': 1.0.0-beta.19
+      '@logto/language-kit': 1.0.0-beta.20
       '@silverhand/eslint-config': 1.3.0
       '@silverhand/essentials': ^1.3.0
       '@silverhand/ts-config': 1.2.1
@@ -522,12 +522,12 @@ importers:
       lint-staged: ^13.0.0
       prettier: ^2.7.1
       typescript: ^4.7.4
-      zod: ^3.18.0
+      zod: ^3.19.1
     dependencies:
       '@logto/core-kit': 1.0.0-beta.19
-      '@logto/language-kit': 1.0.0-beta.19
+      '@logto/language-kit': 1.0.0-beta.20
       '@silverhand/essentials': 1.3.0
-      zod: 3.18.0
+      zod: 3.19.1
     devDependencies:
       '@silverhand/eslint-config': 1.3.0_swk2g7ygmfleszo5c33j4vooni
       '@silverhand/ts-config': 1.2.1_typescript@4.7.4
@@ -539,7 +539,7 @@ importers:
   packages/phrases-ui:
     specifiers:
       '@logto/core-kit': 1.0.0-beta.19
-      '@logto/language-kit': 1.0.0-beta.19
+      '@logto/language-kit': 1.0.0-beta.20
       '@silverhand/eslint-config': 1.3.0
       '@silverhand/essentials': ^1.3.0
       '@silverhand/ts-config': 1.2.1
@@ -547,12 +547,12 @@ importers:
       lint-staged: ^13.0.0
       prettier: ^2.7.1
       typescript: ^4.7.4
-      zod: ^3.18.0
+      zod: ^3.19.1
     dependencies:
       '@logto/core-kit': 1.0.0-beta.19
-      '@logto/language-kit': 1.0.0-beta.19
+      '@logto/language-kit': 1.0.0-beta.20
       '@silverhand/essentials': 1.3.0
-      zod: 3.18.0
+      zod: 3.19.1
     devDependencies:
       '@silverhand/eslint-config': 1.3.0_swk2g7ygmfleszo5c33j4vooni
       '@silverhand/ts-config': 1.2.1_typescript@4.7.4
@@ -563,9 +563,9 @@ importers:
 
   packages/schemas:
     specifiers:
-      '@logto/connector-kit': 1.0.0-beta.19
+      '@logto/connector-kit': 1.0.0-beta.20
       '@logto/core-kit': 1.0.0-beta.19
-      '@logto/language-kit': 1.0.0-beta.19
+      '@logto/language-kit': 1.0.0-beta.20
       '@logto/phrases': workspace:^
       '@logto/phrases-ui': workspace:^
       '@silverhand/eslint-config': 1.3.0
@@ -586,14 +586,14 @@ importers:
       slonik: ^30.0.0
       ts-node: ^10.9.1
       typescript: ^4.7.4
-      zod: ^3.18.0
+      zod: ^3.19.1
     dependencies:
-      '@logto/connector-kit': 1.0.0-beta.19
+      '@logto/connector-kit': 1.0.0-beta.20
       '@logto/core-kit': 1.0.0-beta.19
-      '@logto/language-kit': 1.0.0-beta.19
+      '@logto/language-kit': 1.0.0-beta.20
       '@logto/phrases': link:../phrases
       '@logto/phrases-ui': link:../phrases-ui
-      zod: 3.18.0
+      zod: 3.19.1
     devDependencies:
       '@silverhand/eslint-config': 1.3.0_swk2g7ygmfleszo5c33j4vooni
       '@silverhand/essentials': 1.3.0
@@ -654,6 +654,7 @@ importers:
   packages/ui:
     specifiers:
       '@logto/core-kit': 1.0.0-beta.19
+      '@logto/language-kit': 1.0.0-beta.20
       '@logto/phrases': workspace:^
       '@logto/phrases-ui': workspace:^
       '@logto/schemas': workspace:^
@@ -707,6 +708,7 @@ importers:
     dependencies:
       '@logto/core-kit': 1.0.0-beta.19
     devDependencies:
+      '@logto/language-kit': 1.0.0-beta.20
       '@logto/phrases': link:../phrases
       '@logto/phrases-ui': link:../phrases-ui
       '@logto/schemas': link:../schemas
@@ -2311,44 +2313,44 @@ packages:
       lodash.once: 4.1.1
     dev: true
 
-  /@logto/connector-kit/1.0.0-beta.18:
-    resolution: {integrity: sha512-V3QxKE2gjs5FpLBihHA4YLC0RFK8gW56qZkBKk0uWt2gxcs5eGJvBxV1rgskn6W/3Z8ohnK5FJRv6fIOsUWSKw==}
+  /@logto/connector-kit/1.0.0-beta.20:
+    resolution: {integrity: sha512-Z9rrrjpUJFKdxfs7CKrabiTmrHFyTFnUuPFfl6HG38I6EUOaURITJ3c6FJjCdu60nIRuwaM29+i/h4AChzLwew==}
     engines: {node: ^16.0.0}
     dependencies:
-      '@logto/core-kit': 1.0.0-beta.19
-      '@logto/language-kit': 1.0.0-beta.19
+      '@logto/core-kit': 1.0.0-beta.20
+      '@logto/language-kit': 1.0.0-beta.20
       '@silverhand/essentials': 1.3.0
-      zod: 3.18.0
-    dev: false
-
-  /@logto/connector-kit/1.0.0-beta.19:
-    resolution: {integrity: sha512-ybSgeF841ondEm3zcOX1UH+0f5G5JyPwRV1Gwrr83MdYQ9HV/q1mBoeEqaCTI2fmTEhRdTS9l2QtPHkyipw/Vw==}
-    engines: {node: ^16.0.0}
-    dependencies:
-      '@logto/core-kit': 1.0.0-beta.19
-      '@logto/language-kit': 1.0.0-beta.19
-      '@silverhand/essentials': 1.3.0
-      zod: 3.18.0
+      zod: 3.19.1
     dev: false
 
   /@logto/core-kit/1.0.0-beta.18:
     resolution: {integrity: sha512-VgSBWbPeFHgSOiOoYiE+TQF8byImxfd2xGTjA37RtFHMeUfT8CNTQWESUYuP7JWrKNm1N2ua7DTZZAJAKH9qMg==}
     engines: {node: ^16.0.0}
     dependencies:
-      '@logto/language-kit': 1.0.0-beta.19
+      '@logto/language-kit': 1.0.0-beta.20
       color: 4.2.3
       nanoid: 3.3.4
-      zod: 3.18.0
+      zod: 3.19.1
     dev: false
 
   /@logto/core-kit/1.0.0-beta.19:
     resolution: {integrity: sha512-cqwfz+Ic/t7mV23QUEXWeRaLTqN71NSv02adaul8VWZQg4IePOlWLLaiTyY6ods88f3ZOarIBlJ5fYexw3J8qg==}
     engines: {node: ^16.0.0}
     dependencies:
-      '@logto/language-kit': 1.0.0-beta.19
+      '@logto/language-kit': 1.0.0-beta.20
       color: 4.2.3
       nanoid: 3.3.4
-      zod: 3.18.0
+      zod: 3.19.1
+
+  /@logto/core-kit/1.0.0-beta.20:
+    resolution: {integrity: sha512-seYvL/aGYRfO4d0FYfKIW/Cu9PnFMRpRM5/oRXwXbcbv+LY1a3TcAX0itrVXeBygIrxiAmWd9DL7CGIWzb48Qg==}
+    engines: {node: ^16.0.0}
+    dependencies:
+      '@logto/language-kit': 1.0.0-beta.20
+      color: 4.2.3
+      nanoid: 3.3.4
+      zod: 3.19.1
+    dev: false
 
   /@logto/js/1.0.0-beta.10:
     resolution: {integrity: sha512-mMzverjbeKtGjSb0NmEUHzDBRrXhCPOydCE37yhzL/qORiehyblPqntw3lLrf5oCNUKaxv7PzT5q/Lfbxb3Q8g==}
@@ -2360,11 +2362,11 @@ packages:
       lodash.get: 4.4.2
     dev: true
 
-  /@logto/language-kit/1.0.0-beta.19:
-    resolution: {integrity: sha512-pJj4YejCJ4q17wPWwy7Q1/T8mcJ9p7dxFDDTAmIWQgqGZTIfdjRnrZX99T5AHnkjBKT5F02+6pM7ASHBOk+ZvA==}
+  /@logto/language-kit/1.0.0-beta.20:
+    resolution: {integrity: sha512-nBqWQo2xGAlVcD9O/txpCzRyy7eKXNXBAHm8J1y/u5Fp3BMObMmJv+v4Zk+UhckdFpsnFJF0wYIX45ta2+IipA==}
     engines: {node: ^16.0.0}
     dependencies:
-      zod: 3.18.0
+      zod: 3.19.1
 
   /@logto/node/1.0.0-beta.10:
     resolution: {integrity: sha512-4st77cD1h/bCIrt+BttDHva/I7ibLw0ilvi30uadEwuH0Ih8WFYvlyi2V1wOljd5Ym+fqSMbyKXQQIwba6CenQ==}
@@ -7359,6 +7361,7 @@ packages:
 
   /graceful-fs/4.2.10:
     resolution: {integrity: sha512-9ByhssR2fPVsNZj478qUUbKfmL0+t5BDVyjShtyZZLiK7ZDAArFFfopyOTj0M05wE2tJPisA4iTnnXl2YoPvOA==}
+    dev: true
 
   /graceful-fs/4.2.9:
     resolution: {integrity: sha512-NtNxqUcXgpW2iMrfqSfR73Glt39K+BLwWsPs94yR63v45T0Wbej7eRmL5cWfwEgqXnmjQp3zaJTshdRW/qC2ZQ==}
@@ -9267,7 +9270,7 @@ packages:
     dependencies:
       universalify: 2.0.0
     optionalDependencies:
-      graceful-fs: 4.2.10
+      graceful-fs: 4.2.9
 
   /jsonparse/1.3.1:
     resolution: {integrity: sha512-POQXvpdL69+CluYsillJ7SUhKvytYjW9vG/GKpnf+xP8UWgYEM/RaMzHHofbALDiKbbP1W8UEYmgGl39WkPZsg==}
@@ -14363,8 +14366,8 @@ packages:
     resolution: {integrity: sha512-rVksvsnNCdJ/ohGc6xgPwyN8eheCxsiLM8mxuE/t/mOVqJewPuO1miLpTHQiRgTKCLexL4MeAFVagts7HmNZ2Q==}
     engines: {node: '>=10'}
 
-  /zod/3.18.0:
-    resolution: {integrity: sha512-gwTm8RfUCe8l9rDwN5r2A17DkAa8Ez4Yl4yXqc5VqeGaXaJahzYYXbTwvhroZi0SNBqTwh/bKm2N0mpCzuw4bA==}
+  /zod/3.19.1:
+    resolution: {integrity: sha512-LYjZsEDhCdYET9ikFu6dVPGp2YH9DegXjdJToSzD9rO6fy4qiRYFoyEYwps88OseJlPyl2NOe2iJuhEhL7IpEA==}
 
   /zwitch/1.0.5:
     resolution: {integrity: sha512-V50KMwwzqJV0NpZIZFwfOD5/lyny3WlSzRiXgA0G7VUnRlqttta1L6UQIHzd6EuBY/cHGfwTIck7w1yH6Q5zUw==}