diff --git a/types/validator/index.d.ts b/types/validator/index.d.ts
index 4dfa7dff1c..73ca4f0860 100644
--- a/types/validator/index.d.ts
+++ b/types/validator/index.d.ts
@@ -1,12 +1,17 @@
 // Type definitions for validator.js v6.2
 // Project: https://github.com/chriso/validator.js
-// Definitions by: tgfjt <https://github.com/tgfjt>, Ilya Mochalov <https://github.com/chrootsu>, Ayman Nedjmeddine <https://github.com/IOAyman>, Louy Alakkad <https://github.com/louy>, Kacper Polak <https://github.com/kacepe>
+// Definitions by: tgfjt <https://github.com/tgfjt>
+//                 Ilya Mochalov <https://github.com/chrootsu>
+//                 Ayman Nedjmeddine <https://github.com/IOAyman>
+//                 Louy Alakkad <https://github.com/louy>
+//                 Kacper Polak <https://github.com/kacepe>
+//                 Bonggyun Lee <https://github.com/deptno>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
 declare namespace ValidatorJS {
   type AlphaLocale = "ar" | "ar-AE" | "ar-BH" | "ar-DZ" | "ar-EG" | "ar-IQ" | "ar-JO" | "ar-KW" | "ar-LB" | "ar-LY" | "ar-MA" | "ar-QA" | "ar-QM" | "ar-SA" | "ar-SD" | "ar-SY" | "ar-TN" | "ar-YE" | "cs-CZ" | "de-DE" | "en-AU" | "en-GB" | "en-HK" | "en-IN" | "en-NZ" | "en-US" | "en-ZA" | "en-ZM" | "es-ES" | "fr-FR" | "hu-HU" | "nl-NL" | "pl-PL" | "pt-BR" | "pt-PT" | "ru-RU" | "sr-RS" | "sr-RS@latin" | "tr-TR";
   type AlphanumericLocale = "ar" | "ar-AE" | "ar-BH" | "ar-DZ" | "ar-EG" | "ar-IQ" | "ar-JO" | "ar-KW" | "ar-LB" | "ar-LY" | "ar-MA" | "ar-QA" | "ar-QM" | "ar-SA" | "ar-SD" | "ar-SY" | "ar-TN" | "ar-YE" | "cs-CZ" | "de-DE" | "en-AU" | "en-GB" | "en-HK" | "en-IN" | "en-NZ" | "en-US" | "en-ZA" | "en-ZM" | "es-ES" | "fr-FR" | "fr-BE" | "hu-HU" | "nl-BE" | "nl-NL" | "pl-PL" | "pt-BR" | "pt-PT" | "ru-RU" | "sr-RS" | "sr-RS@latin" | "tr-TR";
-  type MobilePhoneLocale = "ar-DZ" | "ar-SA" | "ar-SY" | "cs-CZ" | "de-DE" | "da-DK" | "el-GR" | "en-AU" | "en-GB" | "en-HK" | "en-IN" | "en-NZ" | "en-US" | "en-CA" | "en-ZA" | "en-ZM" | "es-ES" | "fi-FI" | "fr-FR" | "hu-HU" | "it-IT" | "ja-JP" | "ms-MY" | "nb-NO" | "nn-NO" | "pl-PL" | "pt-PT" | "ru-RU" | "sr-RS" | "tr-TR" | "vi-VN" | "zh-CN" | "zh-TW" | "any";
+  type MobilePhoneLocale = "ar-DZ" | "ar-SA" | "ar-SY" | "cs-CZ" | "de-DE" | "da-DK" | "el-GR" | "en-AU" | "en-GB" | "en-HK" | "en-IN" | "en-NZ" | "en-US" | "en-CA" | "en-ZA" | "en-ZM" | "es-ES" | "fi-FI" | "fr-FR" | "hu-HU" | "it-IT" | "ja-JP" | "ko-KR" | "ms-MY" | "nb-NO" | "nn-NO" | "pl-PL" | "pt-PT" | "ru-RU" | "sr-RS" | "tr-TR" | "vi-VN" | "zh-CN" | "zh-TW" | "any";
 
   interface ValidatorStatic {
 
@@ -218,7 +223,7 @@ declare namespace ValidatorJS {
     whitelist(input: string, chars: string): string;
 
     toString(input: any | any[]): string;
-    
+
     version: string;
 
     // **************
diff --git a/types/validator/validator-tests.ts b/types/validator/validator-tests.ts
index 71661b48ff..353f3a31b7 100644
--- a/types/validator/validator-tests.ts
+++ b/types/validator/validator-tests.ts
@@ -451,6 +451,7 @@ let any: any;
   result = validator.isMobilePhone('sample', 'hu-HU');
   result = validator.isMobilePhone('sample', 'it-IT');
   result = validator.isMobilePhone('sample', 'ja-JP');
+  result = validator.isMobilePhone('sample', 'ko-KR');
   result = validator.isMobilePhone('sample', 'ms-MY');
   result = validator.isMobilePhone('sample', 'nb-NO');
   result = validator.isMobilePhone('sample', 'nn-NO');