diff --git a/types/validator/index.d.ts b/types/validator/index.d.ts
index 01ac19882f..9e07dee1bd 100644
--- a/types/validator/index.d.ts
+++ b/types/validator/index.d.ts
@@ -1,4 +1,4 @@
-// Type definitions for validator.js v10.9.0
+// Type definitions for validator.js v10.11.0
 // Project: https://github.com/chriso/validator.js
 // Definitions by: tgfjt <https://github.com/tgfjt>
 //                 Ilya Mochalov <https://github.com/chrootsu>
@@ -8,6 +8,7 @@
 //                 Bonggyun Lee <https://github.com/deptno>
 //                 Naoto Yokoyama <https://github.com/builtinnya>
 //                 Philipp Katz <https://github.com/qqilihq>
+//                 Jace Warren <https://github.com/keatz55>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
 declare namespace ValidatorJS {
@@ -140,6 +141,9 @@ declare namespace ValidatorJS {
     // check if the string is valid JSON (note: uses JSON.parse).
     isJSON(str: string): boolean;
 
+    // check if the string is valid JWT token.
+    isJWT(str: string): boolean;
+
     // check if the string is a valid latitude-longitude coordinate in the format lat,long or lat, long.
     isLatLong(str: string): boolean;
 
@@ -589,6 +593,11 @@ declare module "validator/lib/isJSON" {
   export = isJSON;
 }
 
+declare module "validator/lib/isJWT" {
+  const isJWT: typeof validator.isJWT;
+  export = isJWT;
+}
+
 declare module "validator/lib/isLatLong" {
   const isLatLong: typeof validator.isLatLong;
   export = isLatLong;
diff --git a/types/validator/validator-tests.ts b/types/validator/validator-tests.ts
index 09a9a7ba17..a9f27fce4a 100644
--- a/types/validator/validator-tests.ts
+++ b/types/validator/validator-tests.ts
@@ -41,6 +41,7 @@ import isISRCFunc = require('validator/lib/isISRC');
 import isInFunc = require('validator/lib/isIn');
 import isIntFunc = require('validator/lib/isInt');
 import isJSONFunc = require('validator/lib/isJSON');
+import isJWTFunc = require('validator/lib/isJWT');
 import isLatLongFunc = require('validator/lib/isLatLong');
 import isLengthFunc = require('validator/lib/isLength');
 import isLowercaseFunc = require('validator/lib/isLowercase');
@@ -181,6 +182,9 @@ import whitelistFunc = require('validator/lib/whitelist');
   let _isJSON = validator.isJSON;
   _isJSON = isJSONFunc;
 
+  let _isJWT = validator.isJWT;
+  _isJWT = isJWTFunc;
+
   let _isLatLong = validator.isLatLong;
   _isLatLong = isLatLongFunc;