diff --git a/types/passport-oauth2/index.d.ts b/types/passport-oauth2/index.d.ts
index 28a1a06348..ff9496c08b 100644
--- a/types/passport-oauth2/index.d.ts
+++ b/types/passport-oauth2/index.d.ts
@@ -4,6 +4,7 @@
 //                 Wang Zishi <https://github.com/WangZishi>
 //                 Eduardo AC <https://github.com/EduardoAC>
 //                 Ivan Fernandes <https://github.com/ivan94>
+//                 Daphne Smit <https://github.com/daphnesmit>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.3
 
@@ -72,6 +73,9 @@ declare namespace OAuth2Strategy {
         sessionKey?: string;
         store?: StateStore;
         state?: any;
+        skipUserProfile?: any;
+        pkce?: boolean;
+        proxy?: any;
     }
     interface StrategyOptions extends _StrategyOptionsBase {
         passReqToCallback?: false;
diff --git a/types/passport-oauth2/passport-oauth2-tests.ts b/types/passport-oauth2/passport-oauth2-tests.ts
index 30faeebda0..b6f5e94699 100644
--- a/types/passport-oauth2/passport-oauth2-tests.ts
+++ b/types/passport-oauth2/passport-oauth2-tests.ts
@@ -1,6 +1,17 @@
 import OAuth2Strategy = require('passport-oauth2');
-import { Strategy, StrategyOptions, StrategyOptionsWithRequest, VerifyCallback, AuthorizationError, TokenError,
-    InternalOAuthError, Metadata, StateStore, StateStoreStoreCallback, StateStoreVerifyCallback } from 'passport-oauth2';
+import {
+    Strategy,
+    StrategyOptions,
+    StrategyOptionsWithRequest,
+    VerifyCallback,
+    AuthorizationError,
+    TokenError,
+    InternalOAuthError,
+    Metadata,
+    StateStore,
+    StateStoreStoreCallback,
+    StateStoreVerifyCallback,
+} from 'passport-oauth2';
 import { Strategy as PassportStrategy } from 'passport';
 import { Request } from 'express';
 
@@ -9,14 +20,20 @@ const strategyOptions1: StrategyOptions = {
     callbackURL: 'http://www.example.com/callback',
     clientID: 'dummy',
     clientSecret: 'secret',
-    tokenURL: 'http://www.example.com/token'
+    tokenURL: 'http://www.example.com/token',
 };
 
 function verifyFunction1(_accessToken: string, _refreshToken: string, _profile: any, verifyCallback: VerifyCallback) {
     verifyCallback(new Error('unimplemented'));
 }
 
-function verifyFunction2(_accessToken: string, _refreshToken: string, _results: any, _profile: any, verifyCallback: VerifyCallback) {
+function verifyFunction2(
+    _accessToken: string,
+    _refreshToken: string,
+    _results: any,
+    _profile: any,
+    verifyCallback: VerifyCallback,
+) {
     verifyCallback(new Error('unimplemented'));
 }
 
@@ -24,11 +41,24 @@ const strategy1: OAuth2Strategy = new OAuth2Strategy(strategyOptions1, verifyFun
 
 const strategy2: Strategy = new OAuth2Strategy(strategyOptions1, verifyFunction2);
 
-function verifyFunction3(_req: Request, _accessToken: string, _refreshToken: string, _profile: any, verifyCallback: VerifyCallback) {
+function verifyFunction3(
+    _req: Request,
+    _accessToken: string,
+    _refreshToken: string,
+    _profile: any,
+    verifyCallback: VerifyCallback,
+) {
     verifyCallback(undefined, { userid: '1' });
 }
 
-function verifyFunction4(_req: Request, _accessToken: string, _refreshToken: string, _results: any, _profile: any, verifyCallback: VerifyCallback) {
+function verifyFunction4(
+    _req: Request,
+    _accessToken: string,
+    _refreshToken: string,
+    _results: any,
+    _profile: any,
+    verifyCallback: VerifyCallback,
+) {
     verifyCallback(undefined, { userid: '1' });
 }
 
@@ -37,7 +67,7 @@ const strategyOptions2: StrategyOptionsWithRequest = {
     clientID: 'dummy',
     clientSecret: 'secret',
     tokenURL: 'http://www.example.com/token',
-    passReqToCallback: true
+    passReqToCallback: true,
 };
 
 const strategy3: PassportStrategy = new OAuth2Strategy(strategyOptions2, verifyFunction3);
@@ -61,12 +91,17 @@ class MyStrategy extends OAuth2Strategy {
 const metadata: Metadata = {
     authorizationURL: 'http://www.example.com/auth',
     clientID: 'dummy',
-    tokenURL: 'http://www.example.com/token'
+    tokenURL: 'http://www.example.com/token',
 };
 
 class MyStore implements StateStore {
     store(req: Request, meta: StateStoreStoreCallback | Metadata, callback?: StateStoreStoreCallback): void {}
-    verify(req: Request, state: string, meta: StateStoreVerifyCallback | Metadata, callback?: StateStoreVerifyCallback): void {}
+    verify(
+        req: Request,
+        state: string,
+        meta: StateStoreVerifyCallback | Metadata,
+        callback?: StateStoreVerifyCallback,
+    ): void {}
 }
 
 const myStore = new MyStore();
@@ -78,13 +113,15 @@ const strategyOptions3: StrategyOptions = {
     tokenURL: 'http://www.example.com/token',
     callbackURL: 'http://www.example.com/callback',
     customHeaders: {
-        'content-type': 'text/html'
+        'content-type': 'text/html',
     },
     scope: ['scope1', 'scope2'],
     scopeSeparator: ' ',
     sessionKey: 'oauth',
-    state: {id: 1},
-    store: myStore
+    state: { id: 1 },
+    store: myStore,
+    skipUserProfile: true,
+    pkce: false,
 };
 
 const strategy5: Strategy = new Strategy(strategyOptions3, verifyFunction2);