diff --git a/types/passport-auth0/index.d.ts b/types/passport-auth0/index.d.ts
index 5bcfced19c..fb71a215b4 100644
--- a/types/passport-auth0/index.d.ts
+++ b/types/passport-auth0/index.d.ts
@@ -1,6 +1,7 @@
 // Type definitions for passport-auth0 1.0
 // Project: https://github.com/auth0/passport-auth0
 // Definitions by: John Umeh <https://github.com/johnbendi>
+//                 Vishnu Sankar <https://github.com/iamvishnusankar>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.3
 
@@ -31,7 +32,7 @@ export interface StrategyOption {
     clientID: string;
     clientSecret: string;
     callbackURL: string;
-
+    domain: string;
     scopeSeparator?: string;
     enableProof?: boolean;
     profileFields?: string[];
diff --git a/types/passport-auth0/passport-auth0-tests.ts b/types/passport-auth0/passport-auth0-tests.ts
index 76e7ca85a0..5f3437106a 100644
--- a/types/passport-auth0/passport-auth0-tests.ts
+++ b/types/passport-auth0/passport-auth0-tests.ts
@@ -15,7 +15,8 @@ const User = {
 passport.use(new auth0.Strategy({
     clientID: process.env.PASSPORT_AUTH0_CLIENT_ID as string,
     clientSecret: process.env.PASSPORT_AUTH0_CLIENT_SECRET as string,
-    callbackURL: process.env.PASSPORT_AUTH0_CALLBACK_URL as string
+    callbackURL: process.env.PASSPORT_AUTH0_CALLBACK_URL as string,
+    domain : process.env.PASSPORT_AUTH0_DOMAIN as string
 },
     (accessToken: string, refreshToken: string, extraParams: auth0.ExtraVerificationParams, profile: auth0.Profile, done: (error: any, user?: any) => void) => {
         User.findOrCreate(profile.id, profile.provider, (err, user) => {
@@ -29,6 +30,7 @@ passport.use(new auth0.Strategy({
     clientID: process.env.PASSPORT_AUTH0_CLIENT_ID as string,
     clientSecret: process.env.PASSPORT_AUTH0_CLIENT_SECRET as string,
     callbackURL: process.env.PASSPORT_AUTH0_CALLBACK_URL as string,
+    domain : process.env.PASSPORT_AUTH0_DOMAIN as string,
     passReqToCallback: true
 },
     (req: express.Request, accessToken: string, refreshToken: string, profile: auth0.Profile, done: (error: any, user?: any) => void) => {
@@ -42,7 +44,8 @@ passport.use(new auth0.Strategy({
 passport.use(new auth0.Strategy({
     clientID: process.env.PASSPORT_AUTH0_CLIENT_ID as string,
     clientSecret: process.env.PASSPORT_AUTH0_CLIENT_SECRET as string,
-    callbackURL: process.env.PASSPORT_AUTH0_CALLBACK_URL as string
+    callbackURL: process.env.PASSPORT_AUTH0_CALLBACK_URL as string,
+    domain : process.env.PASSPORT_AUTH0_DOMAIN as string
 },
     (accessToken: string, refreshToken: string, extraParams: auth0.ExtraVerificationParams, profile: auth0.Profile, done: (error: any, user?: any, info?: any) => void) => {
         done(null, false, { message: 'Some error.' });